diff --git a/anatomy/migrations/0004_exam_candidates_only_alter_exam_active_and_more.py b/anatomy/migrations/0004_exam_candidates_only_alter_exam_active_and_more.py
new file mode 100644
index 00000000..757b7341
--- /dev/null
+++ b/anatomy/migrations/0004_exam_candidates_only_alter_exam_active_and_more.py
@@ -0,0 +1,43 @@
+# Generated by Django 4.1.4 on 2023-07-24 09:24
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('anatomy', '0003_alter_anatomyquestion_modality_delete_modality'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='exam',
+            name='candidates_only',
+            field=models.BooleanField(default=True, help_text='If the exam/collection is only available to candidates who have been added'),
+        ),
+        migrations.AlterField(
+            model_name='exam',
+            name='active',
+            field=models.BooleanField(default=False, help_text='If an exam/collection should be available to take'),
+        ),
+        migrations.AlterField(
+            model_name='exam',
+            name='archive',
+            field=models.BooleanField(default=False, help_text='Archived exams/collections will remain on the test system but will not be displayed by default'),
+        ),
+        migrations.AlterField(
+            model_name='exam',
+            name='name',
+            field=models.CharField(help_text='Name of the exam/collection', max_length=200),
+        ),
+        migrations.AlterField(
+            model_name='exam',
+            name='open_access',
+            field=models.BooleanField(default=False, help_text='If the exam/collection is freely accessible (to view and edit on the test system)'),
+        ),
+        migrations.AlterField(
+            model_name='exam',
+            name='publish_results',
+            field=models.BooleanField(default=False, help_text='If an exam/collections results should be available'),
+        ),
+    ]
diff --git a/atlas/migrations/0005_casecollection_user_user_groups_and_more.py b/atlas/migrations/0005_casecollection_user_user_groups_and_more.py
new file mode 100644
index 00000000..e7542028
--- /dev/null
+++ b/atlas/migrations/0005_casecollection_user_user_groups_and_more.py
@@ -0,0 +1,36 @@
+# Generated by Django 4.1.4 on 2023-07-24 09:06
+
+from django.conf import settings
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('generic', '0006_alter_ciduserexam_completed'),
+        migrations.swappable_dependency(settings.AUTH_USER_MODEL),
+        ('atlas', '0004_casecollection_self_review'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='casecollection',
+            name='user_user_groups',
+            field=models.ManyToManyField(blank=True, help_text='These groups define which candidates are able to be added to the exams/collection.', related_name='casecollection_user_user_groups', to='generic.userusergroup'),
+        ),
+        migrations.AddField(
+            model_name='casecollection',
+            name='valid_user_users',
+            field=models.ManyToManyField(blank=True, related_name='user_casecollection_exams', to=settings.AUTH_USER_MODEL),
+        ),
+        migrations.AlterField(
+            model_name='casecollection',
+            name='author',
+            field=models.ManyToManyField(blank=True, help_text='Author of the collection', related_name='casecollection_authored_cases', to=settings.AUTH_USER_MODEL),
+        ),
+        migrations.AlterField(
+            model_name='casecollection',
+            name='cid_user_groups',
+            field=models.ManyToManyField(blank=True, help_text='These groups define which candidates are able to be added to the exams/collection.', related_name='casecollection_cid_user_groups', to='generic.cidusergroup'),
+        ),
+    ]
diff --git a/atlas/migrations/0006_casecollection_candidates_only_and_more.py b/atlas/migrations/0006_casecollection_candidates_only_and_more.py
new file mode 100644
index 00000000..3a054af1
--- /dev/null
+++ b/atlas/migrations/0006_casecollection_candidates_only_and_more.py
@@ -0,0 +1,43 @@
+# Generated by Django 4.1.4 on 2023-07-24 09:24
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('atlas', '0005_casecollection_user_user_groups_and_more'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='casecollection',
+            name='candidates_only',
+            field=models.BooleanField(default=True, help_text='If the exam/collection is only available to candidates who have been added'),
+        ),
+        migrations.AlterField(
+            model_name='casecollection',
+            name='active',
+            field=models.BooleanField(default=False, help_text='If an exam/collection should be available to take'),
+        ),
+        migrations.AlterField(
+            model_name='casecollection',
+            name='archive',
+            field=models.BooleanField(default=False, help_text='Archived exams/collections will remain on the test system but will not be displayed by default'),
+        ),
+        migrations.AlterField(
+            model_name='casecollection',
+            name='name',
+            field=models.CharField(help_text='Name of the exam/collection', max_length=200),
+        ),
+        migrations.AlterField(
+            model_name='casecollection',
+            name='open_access',
+            field=models.BooleanField(default=False, help_text='If the exam/collection is freely accessible (to view and edit on the test system)'),
+        ),
+        migrations.AlterField(
+            model_name='casecollection',
+            name='publish_results',
+            field=models.BooleanField(default=False, help_text='If an exam/collections results should be available'),
+        ),
+    ]
diff --git a/atlas/models.py b/atlas/models.py
index 9b08d44c..4b29835f 100644
--- a/atlas/models.py
+++ b/atlas/models.py
@@ -2,7 +2,7 @@ import json
 import os
 import pathlib
 
-from django.http import Http404
+from django.http import Http404, HttpRequest
 from rad.settings import REMOTE_URL
 from django.db.models.fields.files import ImageField
 from django.db.models.fields.related import ForeignKey
@@ -46,6 +46,7 @@ from generic.models import (
     SeriesBase,
     SeriesImageBase,
     Modality,
+    UserUserGroup,
 )
 
 # from generic.models import Examination, Site, Condition, Sign
@@ -413,18 +414,8 @@ class Series(SeriesBase):
 class CaseCollection(ExamCollectionGenericBase):
     app_name = "atlas"
 
-    name = models.CharField(max_length=255, unique=True)
-
     cases = models.ManyToManyField(Case, through="CaseDetail")
 
-    publish_results = models.BooleanField(
-        help_text="If a collection should published", default=False
-    )
-
-    active = models.BooleanField(
-        help_text="If a collection should be available", default=True
-    )
-
     show_title_pre = models.BooleanField(
         default=False, help_text="Show the title of the cases (pre exam)"
     )
@@ -461,20 +452,31 @@ class CaseCollection(ExamCollectionGenericBase):
         settings.AUTH_USER_MODEL,
         blank=True,
         help_text="Author of the collection",
-        # related_name="atlas_authored_cases",
+        related_name="casecollection_authored_cases",
     )
 
     valid_cid_users = models.ManyToManyField(
         CidUser, blank=True, related_name="casecollection_exams"
     )
 
+    valid_user_users = models.ManyToManyField(
+        settings.AUTH_USER_MODEL, blank=True, related_name="user_casecollection_exams"
+    )
+
     cid_user_groups = models.ManyToManyField(
         CidUserGroup,
         blank=True,
         help_text="These groups define which candidates are able to be added to the exams/collection.",
+        related_name="casecollection_cid_user_groups",
+    )
+
+    user_user_groups = models.ManyToManyField(
+        UserUserGroup,
+        blank=True,
+        help_text="These groups define which candidates are able to be added to the exams/collection.",
+        related_name="casecollection_user_user_groups",
     )
 
-    archive = models.BooleanField(default=False)
     exam_mode = models.BooleanField(default=False)
 
     # This should override the publish setting
@@ -483,11 +485,6 @@ class CaseCollection(ExamCollectionGenericBase):
         help_text="If true allows users self complete and review cases in a self directed way.",
     )
 
-    open_access = models.BooleanField(
-        help_text="If the exam is freely accessible (to view and edit on the test system)",
-        default=False,
-    )
-
     class COLLECTION_TYPE_CHOICES(models.TextChoices):
         REVIEW = (
             "REV",
@@ -525,30 +522,6 @@ class CaseCollection(ExamCollectionGenericBase):
         return False
 
 
-    def check_user_can_take(self, cid, passcode, request):
-        """
-        Helper to check if a user is allowed to access a collection
-
-        Args:
-            cid (_type_): _description_
-            passcode (_type_): _description_
-            request (_type_): _description_
-
-        Raises:
-            Http404: If user does not have access
-        """
-        if not self.active: 
-            raise Http404("Exam not found")
-
-        #if self.collection_is_review():
-        #    return True
-
-        #if not self.self_review:
-
-        if not self.check_cid_user(cid, passcode, request):
-            raise Http404("Error accessing exam")
-
-
 class CaseDetail(models.Model):
     case = models.ForeignKey(Case, on_delete=models.CASCADE)
     collection = models.ForeignKey(CaseCollection, on_delete=models.CASCADE)
diff --git a/atlas/tables.py b/atlas/tables.py
index f95ac078..737ed241 100755
--- a/atlas/tables.py
+++ b/atlas/tables.py
@@ -273,7 +273,7 @@ class SubspecialtyTable(tables.Table):
 
 class CaseCollectionTable(tables.Table):
     edit = tables.LinkColumn(
-        "atlas:collection_update", text="Edit", args=[A("pk")], orderable=False
+        "atlas:exam_update", text="Edit", args=[A("pk")], orderable=False
     )
     view = tables.LinkColumn(
         "atlas:collection_detail", text="View", args=[A("pk")], orderable=False
@@ -282,7 +282,7 @@ class CaseCollectionTable(tables.Table):
     #    "atlas:case_clone", text="Clone", args=[A("pk")], orderable=False
     #)
     delete = tables.LinkColumn(
-        "atlas:collection_delete", text="Delete", args=[A("pk")], orderable=False
+        "atlas:exam_deleted", text="Delete", args=[A("pk")], orderable=False
     )
 
     #differential = tables.ManyToManyColumn(verbose_name="Differential")
diff --git a/atlas/templates/atlas/base.html b/atlas/templates/atlas/base.html
index f3d008ba..5d5d4c09 100755
--- a/atlas/templates/atlas/base.html
+++ b/atlas/templates/atlas/base.html
@@ -4,16 +4,6 @@
     Atlas
 {% endblock %}
 
-{% block css %}
-{% endblock %}
-
-{% block js %}
-{% endblock %}
-
-
-
-{% block content %}
-{% endblock %}
 {% block navigation %}
     Atlas:
     {% if request.user.is_authenticated %}
@@ -28,3 +18,6 @@
 Questions by:
 <span id="authors-link"><a href="{% url 'atlas:author_list' %}">author</a></span> {% endcomment %}
 {% endblock %}
+
+{% block content %}
+{% endblock %}
\ No newline at end of file
diff --git a/atlas/templates/atlas/case_form.html b/atlas/templates/atlas/case_form.html
index 0e43584b..8a5b9f1a 100755
--- a/atlas/templates/atlas/case_form.html
+++ b/atlas/templates/atlas/case_form.html
@@ -53,7 +53,7 @@
     Use this form to create a atlas case. Existing associated image sets can be added using this form.
 
     {% if form.collection %}
-    <div class="alert alert-info" role="alert">Creating a case in the collection: <a href="{% url 'atlas:collection_detail' pk=form.collection.pk %}">{{form.collection.name}}</a></div>
+    <div class="alert alert-info" role="alert">Creating a case in the collection: <a href="{% url 'atlas:collection_detail' pk=form.exam.pk %}">{{form.collection.name}}</a></div>
     {% endif %}
     <form action="" method="post" enctype="multipart/form-data" id="atlas-form">
         {% csrf_token %}
diff --git a/atlas/templates/atlas/collection_case_view_take.html b/atlas/templates/atlas/collection_case_view_take.html
index 71b7e5e6..7f8059ff 100644
--- a/atlas/templates/atlas/collection_case_view_take.html
+++ b/atlas/templates/atlas/collection_case_view_take.html
@@ -9,7 +9,7 @@
 
         
         {% if collection.publish_results or cid_user_exam.completed %}
-            review
+            <span class="stamp-white">REVIEW</span>
         {% endif %}
             
 
diff --git a/atlas/templates/atlas/collection_headers.html b/atlas/templates/atlas/collection_headers.html
index d1784444..936d9953 100644
--- a/atlas/templates/atlas/collection_headers.html
+++ b/atlas/templates/atlas/collection_headers.html
@@ -6,8 +6,8 @@
     <a href="{% url 'atlas:exam_cids' collection.pk %}">Candidates</a> /
     <a href="{% url 'atlas:atlas_create_exam' pk=collection.pk %}">Add New Case</a>
     <div class="floating-header">
-        <a href="{% url 'atlas:collection_update' collection.id %}" title="Edit the Collection">Edit</a>
-        \ <a href="{% url 'atlas:collection_delete' collection.id %}" title="Delete the Collection">Delete</a>
+        <a href="{% url 'atlas:exam_update' collection.id %}" title="Edit the Collection">Edit</a>
+        \ <a href="{% url 'atlas:exam_deleted' collection.id %}" title="Delete the Collection">Delete</a>
         {% comment %} \ <a href="{% url 'atlas:collection_clone' collection.id %}" title="Clone the Collection">Clone</a> {% endcomment %}
         {% if request.user.is_superuser %}
             \ <a href="{% url 'admin:atlas_casecollection_change' collection.id %}" title="Edit the Collection using the admin interface">Admin Edit</a>
diff --git a/atlas/templates/atlas/collection_index_view.html b/atlas/templates/atlas/collection_index_view.html
index da35ea7f..22bc84d7 100644
--- a/atlas/templates/atlas/collection_index_view.html
+++ b/atlas/templates/atlas/collection_index_view.html
@@ -1,7 +1,7 @@
 {% extends 'atlas/base.html' %}
 
 {% block content %}
-    <a href="{% url 'atlas:collection_create' %}">Create collection</a>
+    <a href="{% url 'atlas:exam_create' %}">Create collection</a>
     <ul>
         {% for collection in collections %}
             <li><a href='{{collection.get_absolute_url}}'>{{collection.name}}</a></li>
diff --git a/atlas/templates/atlas/collection_take_overview.html b/atlas/templates/atlas/collection_take_overview.html
index 46fa423f..ee28cfca 100644
--- a/atlas/templates/atlas/collection_take_overview.html
+++ b/atlas/templates/atlas/collection_take_overview.html
@@ -8,16 +8,15 @@
     <h2>Collection: {{collection.name}}
 
         {% if collection.publish_results or cid_user_exam.completed %}
-            review
+            <span class="stamp-white">REVIEW</span>
         {% endif %}
     </h2>
 
-    <div><p>Questions</p></div>
     {{answer_count}} out of {{collection_length}} cases answered. Click to go to case.
     <div class="sba-finish-list">
         <ul>
             {% for question, answer in question_answer_tuples %}
-                <li>
+                <li> <span {% if not answer %}class="unanswered"{% endif %}>
                     <a href="
                              {% if cid is not None %}
                                  {% url 'atlas:collection_case_view_take' pk=collection.id case_number=forloop.counter0 cid=cid passcode=passcode %}
@@ -25,10 +24,15 @@
                                  {% url 'atlas:collection_case_view_take_user' pk=collection.id case_number=forloop.counter0 %}
                              {% endif %}
                             ">
-                        <span {% if not answer %}class="unanswered"{% endif %}>Case: {{forloop.counter}}</span>
+                        Case: {{forloop.counter}}
                     </a>
                     <br/>
-                    {{answer.answer}}
+                    {% if not answer %}
+                        No answer
+                    {% else %}
+                        {{answer.answer}}
+                    {% endif %}
+                </span>
                 </li>
             {% endfor %}
         </ul>
diff --git a/atlas/templates/atlas/collection_take_start.html b/atlas/templates/atlas/collection_take_start.html
index 78497790..1e320866 100644
--- a/atlas/templates/atlas/collection_take_start.html
+++ b/atlas/templates/atlas/collection_take_start.html
@@ -1,18 +1,26 @@
 {% extends 'atlas/base.html' %}
 
 {% block content %}
-    <h2>Start: {{collection.name}}</h2>
+    <h2>Start: {{collection.name}}{% if cid_exam.completed %} <span class="stamp-white">REVIEW</span>{% endif %}</h2>
 
     {% if request.user.is_authenticated and valid_user %}
     User: {{request.user}}<br/>
     
     {% if cid_exam %}
        Started: {{cid_exam.start_time}} <br/>
+
+       
+       {% if cid_exam.completed %}
+        Ended: {{cid_exam.end_time}} <br/>
+       {% endif %}
     {% endif %}
-        
 
         <a href="{% url 'atlas:collection_case_view_take_user' pk=collection.pk case_number=0 %}">
+        {% if cid_exam.completed %}
+            <button>Review</button>
+        {% else %}
             <button>Start</button>
+       {% endif %}
         </a>
     {% else %}
         Enter your CID and passcode in the below boxes.<br />
diff --git a/atlas/templates/atlas/collection_update_form.html b/atlas/templates/atlas/collection_update_form.html
new file mode 100644
index 00000000..faeed783
--- /dev/null
+++ b/atlas/templates/atlas/collection_update_form.html
@@ -0,0 +1,17 @@
+{% extends "atlas/exams.html" %}
+
+{% block js %}
+    {{ form.media }}
+{% endblock %}
+
+{% block content %}
+
+    <h2>Update Exam</h2>
+    <form action="" method="post">
+        {% csrf_token %}
+        <table>
+            {{ form.as_table }}
+        </table>
+        <input type="submit" value="Submit">
+    </form>
+{% endblock %}
\ No newline at end of file
diff --git a/atlas/templates/atlas/exams.html b/atlas/templates/atlas/exams.html
index c464c03a..ab7b202f 100644
--- a/atlas/templates/atlas/exams.html
+++ b/atlas/templates/atlas/exams.html
@@ -9,8 +9,8 @@
     <a href="{% url 'atlas:collection_scores_cid' exam.pk %}">Scores</a> /
     <a href="{% url 'atlas:exam_cids' exam.pk %}">Candidates</a>
     <div class="floating-header">
-        <a href="{% url 'atlas:collection_update' exam.id %}" title="Edit the Collection">Edit</a>
-        \ <a href="{% url 'atlas:collection_delete' exam.id %}" title="Delete the Collection">Delete</a>
+        <a href="{% url 'atlas:exam_update' exam.id %}" title="Edit the Collection">Edit</a>
+        \ <a href="{% url 'atlas:exam_deleted' exam.id %}" title="Delete the Collection">Delete</a>
         {% if request.user.is_superuser %}
             \ <a href="{% url 'admin:atlas_casecollection_change' exam.id %}" title="Edit the Collection using the admin interface">Admin Edit</a>
         {% endif %}
diff --git a/atlas/urls.py b/atlas/urls.py
index 97895b66..47156951 100755
--- a/atlas/urls.py
+++ b/atlas/urls.py
@@ -21,17 +21,17 @@ urlpatterns = [
     path(
         "collection/create",
         views.CaseCollectionCreate.as_view(),
-        name="collection_create",
+        name="exam_create",
     ),
     path(
         "collection/<int:pk>/delete",
         views.CaseCollectionDelete.as_view(),
-        name="collection_delete",
+        name="exam_deleted",
     ),
     path(
         "collection/<int:pk>/update",
         views.CaseCollectionUpdate.as_view(),
-        name="collection_update",
+        name="exam_update",
     ),
     path("collection/<int:pk>", views.collection_detail, name="collection_detail"),
     path(
@@ -44,6 +44,16 @@ urlpatterns = [
         views.GenericExamViews.exam_cids,
         name="exam_cids",
     ),
+    path(
+        "exam/<int:exam_id>/cids/edit",
+        views.GenericExamViews.exam_cids_edit,
+        name="exam_cids_edit",
+    ),
+    path(
+        "exam/<int:exam_id>/users/edit",
+        views.GenericExamViews.exam_users_edit,
+        name="exam_users_edit",
+    ),
     path(
         "collection/<int:exam_id>/cids/<int:cid>/delete_answers",
         views.delete_collection_cid_answers,
@@ -59,6 +69,11 @@ urlpatterns = [
         views.GenericExamViews.exam_cids_edit,
         name="exam_cids_edit",
     ),
+    path(
+        "collection/<int:exam_id>/users/edit",
+        views.GenericExamViews.exam_users_edit,
+        name="exam_users_edit",
+    ),
     path(
         "collection/<int:pk>/mark",
         views.collection_mark_overview,
diff --git a/atlas/views.py b/atlas/views.py
index 1c2f14f7..efb4f648 100755
--- a/atlas/views.py
+++ b/atlas/views.py
@@ -442,6 +442,7 @@ class SeriesCreate(RevisionMixin, LoginRequiredMixin, CreateView):
 class CaseCollectionUpdate(RevisionMixin, AuthorOrCheckerRequiredMixin, UpdateView):
     model = CaseCollection
     form_class = CaseCollectionForm
+    template_name = "atlas/collection_update_form.html"
 
     #    fields = '__all__'
     #    #fields = [ 'condition' ]
@@ -467,6 +468,8 @@ class CaseCollectionUpdate(RevisionMixin, AuthorOrCheckerRequiredMixin, UpdateVi
             context["case_formset"] = CaseCollectionCaseFormSet(
                 instance=self.object, form_kwargs={"user": self.request.user}
             )
+
+        context["collection"] = context["casecollection"]
         return context
 
     def form_valid(self, form):
diff --git a/generic/models.py b/generic/models.py
index 4a832679..6149380b 100644
--- a/generic/models.py
+++ b/generic/models.py
@@ -4,7 +4,7 @@ import os
 from typing import Self, Tuple
 from django.contrib.auth.mixins import LoginRequiredMixin
 from django.db import models
-from django.http import HttpRequest
+from django.http import Http404, HttpRequest
 from django.utils import timezone
 from smtplib import SMTPException
 
@@ -393,6 +393,30 @@ class ExamCollectionGenericBase(models.Model):
     # Is this actually used?
     cid_users = GenericRelation("generic.CidUserExam")
 
+    name = models.CharField(max_length=200, help_text="Name of the exam/collection")
+
+    active = models.BooleanField(
+        help_text="If an exam/collection should be available to take", default=False
+    )
+    publish_results = models.BooleanField(
+        help_text="If an exam/collections results should be available", default=False
+    )
+
+    archive = models.BooleanField(
+        help_text="Archived exams/collections will remain on the test system but will not be displayed by default",
+        default=False,
+    )
+
+    open_access = models.BooleanField(
+        help_text="If the exam/collection is freely accessible (to view and edit on the test system)",
+        default=False,
+    )
+
+    candidates_only = models.BooleanField(
+        help_text="If the exam/collection is only available to candidates who have been added",
+        default=True,
+    )
+
     class Meta:
         abstract = True
 
@@ -412,6 +436,42 @@ class ExamCollectionGenericBase(models.Model):
         """Helper to check if the logged in user can access the exam"""
         return self.check_cid_user(request=request, user_id=request.user.id)
 
+    def check_user_can_review(
+        self, cid, passcode, request: HttpRequest, active_only=False
+    ):
+        return self.check_user_can_take(cid, passcode, request, active_only)
+
+    def check_user_can_take(
+        self, cid, passcode, request: HttpRequest, active_only=True
+    ):
+        """
+        Helper to check if a user is allowed to access an exam/collection
+
+        Args:
+            cid (_type_): _description_
+            passcode (_type_): _description_
+            request (_type_): _description_
+
+        Raises:
+            Http404: If user does not have access
+        """
+        # If it is not active no one can take
+        print(0)
+        if active_only and not self.active:
+            raise Http404("Exam not found")
+
+        print(1)
+        # If candidates only check they have access
+        if self.candidates_only:
+            if not self.check_cid_user(cid, passcode, request):
+                raise Http404("Error accessing exam")
+            return
+
+        print(2)
+        # Otherwise check that they are a valid user.
+        if not request.user.is_active:
+            raise Http404("Error accessing exam")
+
     def check_cid_user(
         self,
         cid: int | None = None,
@@ -524,13 +584,6 @@ class ExamCollectionGenericBase(models.Model):
 
 
 class ExamBase(ExamCollectionGenericBase):
-    name = models.CharField(max_length=200, help_text="Name of the exam")
-    # exam_questions = SortedManyToManyField(Long, related_name="exams", blank="true")
-
-    active = models.BooleanField(
-        help_text="If an exam should be available to take", default=False
-    )
-
     exam_mode = models.BooleanField(
         help_text="If an exam should be taken in exam mode (users results will be submited to the server for marking)",
         default=False,
@@ -541,10 +594,6 @@ class ExamBase(ExamCollectionGenericBase):
         default=False,
     )
 
-    publish_results = models.BooleanField(
-        help_text="If an exams results should be available", default=False
-    )
-
     recreate_json = models.BooleanField(
         help_text="If the json cache needs updating", default=False
     )
@@ -554,16 +603,6 @@ class ExamBase(ExamCollectionGenericBase):
         default=1, help_text="auto incrementing field when json recreated"
     )
 
-    archive = models.BooleanField(
-        help_text="Archived exams will remain on the test system but will not be displayed by default",
-        default=False,
-    )
-
-    open_access = models.BooleanField(
-        help_text="If the exam is freely accessible (to view and edit on the test system)",
-        default=False,
-    )
-
     authors_only = models.BooleanField(
         help_text="If true only exam authors will be able to view.",
         default=False,
@@ -1090,10 +1129,7 @@ class CidUserExam(models.Model):
         else:
             end_time = f"{ self.end_time:%Y-%m-%d %H:%M }"
 
-
-        return (
-            f"{user}: {start_time} {end_time}"
-        )
+        return f"{user}: {start_time} {end_time}"
 
 
 CID_GROUP_EXAMS = (
diff --git a/longs/migrations/0003_exam_candidates_only_alter_exam_active_and_more.py b/longs/migrations/0003_exam_candidates_only_alter_exam_active_and_more.py
new file mode 100644
index 00000000..60fec0b4
--- /dev/null
+++ b/longs/migrations/0003_exam_candidates_only_alter_exam_active_and_more.py
@@ -0,0 +1,43 @@
+# Generated by Django 4.1.4 on 2023-07-24 09:24
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('longs', '0002_alter_longseries_modality'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='exam',
+            name='candidates_only',
+            field=models.BooleanField(default=True, help_text='If the exam/collection is only available to candidates who have been added'),
+        ),
+        migrations.AlterField(
+            model_name='exam',
+            name='active',
+            field=models.BooleanField(default=False, help_text='If an exam/collection should be available to take'),
+        ),
+        migrations.AlterField(
+            model_name='exam',
+            name='archive',
+            field=models.BooleanField(default=False, help_text='Archived exams/collections will remain on the test system but will not be displayed by default'),
+        ),
+        migrations.AlterField(
+            model_name='exam',
+            name='name',
+            field=models.CharField(help_text='Name of the exam/collection', max_length=200),
+        ),
+        migrations.AlterField(
+            model_name='exam',
+            name='open_access',
+            field=models.BooleanField(default=False, help_text='If the exam/collection is freely accessible (to view and edit on the test system)'),
+        ),
+        migrations.AlterField(
+            model_name='exam',
+            name='publish_results',
+            field=models.BooleanField(default=False, help_text='If an exam/collections results should be available'),
+        ),
+    ]
diff --git a/physics/migrations/0002_exam_candidates_only_alter_exam_active_and_more.py b/physics/migrations/0002_exam_candidates_only_alter_exam_active_and_more.py
new file mode 100644
index 00000000..6a634c03
--- /dev/null
+++ b/physics/migrations/0002_exam_candidates_only_alter_exam_active_and_more.py
@@ -0,0 +1,43 @@
+# Generated by Django 4.1.4 on 2023-07-24 09:24
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('physics', '0001_initial'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='exam',
+            name='candidates_only',
+            field=models.BooleanField(default=True, help_text='If the exam/collection is only available to candidates who have been added'),
+        ),
+        migrations.AlterField(
+            model_name='exam',
+            name='active',
+            field=models.BooleanField(default=False, help_text='If an exam/collection should be available to take'),
+        ),
+        migrations.AlterField(
+            model_name='exam',
+            name='archive',
+            field=models.BooleanField(default=False, help_text='Archived exams/collections will remain on the test system but will not be displayed by default'),
+        ),
+        migrations.AlterField(
+            model_name='exam',
+            name='name',
+            field=models.CharField(help_text='Name of the exam/collection', max_length=200),
+        ),
+        migrations.AlterField(
+            model_name='exam',
+            name='open_access',
+            field=models.BooleanField(default=False, help_text='If the exam/collection is freely accessible (to view and edit on the test system)'),
+        ),
+        migrations.AlterField(
+            model_name='exam',
+            name='publish_results',
+            field=models.BooleanField(default=False, help_text='If an exam/collections results should be available'),
+        ),
+    ]
diff --git a/physics/views.py b/physics/views.py
index 18a18d22..f21b1413 100644
--- a/physics/views.py
+++ b/physics/views.py
@@ -103,12 +103,7 @@ def active_exams(request):
 def exam_scores_cid_user(request, pk, cid=None, passcode=None):
     exam = get_object_or_404(Exam, pk=pk)
 
-    if not exam.exam_mode:
-        raise Http404("Packet not in exam mode")
-
-    print(cid, passcode, request.user)
-    if not exam.check_cid_user(cid, passcode, request):
-        raise Http404("Error accessing exam")
+    exam.check_user_can_review(cid, passcode, request)
 
     questions = exam.exam_questions.all()
 
@@ -208,11 +203,7 @@ def exam_start(request, pk):
 def exam_take_overview(request, pk, cid=None, passcode=None):
     exam = get_object_or_404(Exam, pk=pk)
 
-    if not exam.active:
-        return exam_inactive(request, context={"exam": exam})
-
-    if not exam.check_cid_user(cid, passcode, request):
-        raise Http404("Error accessing exam")
+    exam.check_user_can_take(cid, passcode, request)
 
     questions = exam.exam_questions.all()
 
@@ -258,10 +249,7 @@ def exam_take(request, pk: int, sk: int, cid: str| None = None, passcode: str| N
     if not exam.active:
         return exam_inactive(request, context={"exam": exam})
 
-    if not exam.check_cid_user(cid, passcode, request):
-        raise Http404("Error accessing exam")
-
-    print(cid, passcode, request.user)
+    exam.check_user_can_take(cid, passcode, request)
 
     cid_user_exam = exam.get_or_create_cid_user_exam(cid=cid, user_user=request.user)
 
diff --git a/rad/static/css/anatomy.css b/rad/static/css/anatomy.css
index 5272965a..caf687b3 100644
--- a/rad/static/css/anatomy.css
+++ b/rad/static/css/anatomy.css
@@ -750,10 +750,19 @@ input {
   min-width: 10px;
 }
 */
+.sba-finish-list a {
+  text-decoration: none;
+  color: unset;
+  
+}
+
+.sba-finish-list span {
+  color: lightblue;
+}
+
+.sba-finish-list span.unanswered {
+  color: gray;
 
-.sba-finish-list a button.unanswered {
-  color: red;
-  border-style: dashed;
 }
 
 .no-select {
@@ -975,3 +984,19 @@ h1, h2, h3, h4, h5, h6 {
 .cid-candidate-list div {
 }
 
+.stamp-white {
+    display: inline-block;
+    z-index:1;
+    font-family:Arial,sans-serif;
+    transform: rotate(-15deg);
+    font-size:20px;
+    color:white;
+    border:solid 2px white;
+    padding:5px;
+    border-radius:5px;
+    zoom:1;
+    filter:alpha(opacity=20);
+    opacity:0.9;
+    text-shadow: 0 0 2px white;
+    box-shadow: 0 0 2px white;
+}
\ No newline at end of file
diff --git a/rad/test_helpers.py b/rad/test_helpers.py
index 4c202923..ed8f024d 100644
--- a/rad/test_helpers.py
+++ b/rad/test_helpers.py
@@ -9,7 +9,7 @@ from generic.models import CidUser, CidUserGroup, UserUserGroup, ExamBase
 from generic.views import ExamViews
 from django.contrib.auth.models import User
 from django.urls import reverse
-
+from rich.pretty import pprint
 
 def AssertNotFound(client, url):
     """Helper to quickly test for urls that should return a 404 (NOT FOUND) error"""
diff --git a/rapids/migrations/0002_exam_candidates_only_alter_exam_active_and_more.py b/rapids/migrations/0002_exam_candidates_only_alter_exam_active_and_more.py
new file mode 100644
index 00000000..004380cc
--- /dev/null
+++ b/rapids/migrations/0002_exam_candidates_only_alter_exam_active_and_more.py
@@ -0,0 +1,43 @@
+# Generated by Django 4.1.4 on 2023-07-24 09:24
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('rapids', '0001_initial'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='exam',
+            name='candidates_only',
+            field=models.BooleanField(default=True, help_text='If the exam/collection is only available to candidates who have been added'),
+        ),
+        migrations.AlterField(
+            model_name='exam',
+            name='active',
+            field=models.BooleanField(default=False, help_text='If an exam/collection should be available to take'),
+        ),
+        migrations.AlterField(
+            model_name='exam',
+            name='archive',
+            field=models.BooleanField(default=False, help_text='Archived exams/collections will remain on the test system but will not be displayed by default'),
+        ),
+        migrations.AlterField(
+            model_name='exam',
+            name='name',
+            field=models.CharField(help_text='Name of the exam/collection', max_length=200),
+        ),
+        migrations.AlterField(
+            model_name='exam',
+            name='open_access',
+            field=models.BooleanField(default=False, help_text='If the exam/collection is freely accessible (to view and edit on the test system)'),
+        ),
+        migrations.AlterField(
+            model_name='exam',
+            name='publish_results',
+            field=models.BooleanField(default=False, help_text='If an exam/collections results should be available'),
+        ),
+    ]
diff --git a/rapids/templates/rapids/question_display_block.html b/rapids/templates/rapids/question_display_block.html
index 415da73c..fd31f8c1 100755
--- a/rapids/templates/rapids/question_display_block.html
+++ b/rapids/templates/rapids/question_display_block.html
@@ -1,5 +1,5 @@
 <div class="rapid {% if question.scrapped %}rapid-scrapped{% endif %}">
-    <button id="edit-button">Inline Edit</button>
+    {% comment %} <button id="edit-button">Inline Edit</button> {% endcomment %}
     <div class="date">
         {{ question.created_date|date:"d/m/Y" }}
     </div>
@@ -9,7 +9,7 @@
 
     <p class="pre-whitespace"><b>Rapid:</b> {{ question }}</p>
     <p class="pre-whitespace"><b>Normal:</b> {{ question.normal }} <button id="toggle-normal-button"
-        class="toggle-button">toggle</button></p>
+                                                                           class="toggle-button">toggle</button></p>
     <p class="pre-whitespace"><b>Region:</b> {{ question.get_regions }}</p>
     <p class="pre-whitespace"><b>Examination:</b> {{ question.get_examinations }}</p>
     <p class="pre-whitespace"><b>Laterality:</b> {{ question.laterality }}
@@ -24,7 +24,7 @@
             <span class="image-block">
                 Image {{ forloop.counter }}{% if image.description %} ({{image.description}}){% endif %}{% if image.feedback_image %} [feedback image]{% endif %}:
                 <div class="dicom-image rapid-img {% if image.feedback_image %}feedback-img{% endif %}"
-                    data-url="https://www.penracourses.org.uk{{ image.image.url}}"></div>
+                     data-url="https://www.penracourses.org.uk{{ image.image.url}}"></div>
             </span>
         {% endfor %}
     </div>
@@ -33,11 +33,11 @@
             <a href="{% url 'rapids:exam_overview' pk=exam.pk %}">{{ exam.name }}</a>,
         {% endfor %}
 
-        <button id="add-to-exam" data-exam_json_edit_url="{% url 'generic:generic_exam_json_edit' %}"
+{% comment %}         <button id="add-to-exam" data-exam_json_edit_url="{% url 'generic:generic_exam_json_edit' %}"
             data-exam_list_url="{% url 'api-1:rapid_user_exams' %}" data-type="rapids" data-csrf="{{ csrf_token}}"
             data-qid="{{question.pk}}">Add to exam</button>
         <button id="cancel-add-to-exam" style="display:none">Cancel</button>
-        <span id="exam-options"></span>
+        <span id="exam-options"></span> {% endcomment %}
     </div>
     <p class="pre-whitespace"><b>Open Access:</b> {{ question.open_access }}</p>
     <p class="pre-whitespace"><b>Feedback:</b> {{ question.feedback }}</p>
@@ -59,7 +59,7 @@
                     <tr>
                         <td>
                             <span {% if answer.proposed %}class="proposed-answer" data-aid="{{answer.pk}}" data-question-type="rapid"
-                            {% endif %}>
+                                  {% endif %}>
                                 {{ answer }}
                             </span>
                             <td>
@@ -94,7 +94,7 @@
         Image viewer
     </summary>
     <div id="single-dicom-viewer" class="dicom-viewer" data-images="{{ question.get_image_url_array }}"
-        data-annotations='{{question.get_image_annotations}}'>
+         data-annotations='{{question.get_image_annotations}}'>
     </div>
     <button id="save-annotations" class="save-rapid-annotations">Save Annotations</button>
 </details>
@@ -110,7 +110,7 @@
     {% endfor %}
 </details>
 <a href="{% url 'rapids:question_anonymise_dicom' pk=question.pk %}"
-    title="Anonymise dicom images">Anonymise dicoms</a><br />
+   title="Anonymise dicom images">Anonymise dicoms</a><br />
 <script>
     $(document).ready(function () {
         $("#edit-button").click(() => {
@@ -156,21 +156,21 @@
             })
             // $.ajax().done(), $.ajax().fail(), $ajax().always() are upto you. Add/change accordingly
                 .done(function (data) {
-                console.log(data);
+                    console.log(data);
                 // show some message according to the response.
                 // For eg. A message box showing that the status has been changed
-                if (data.status == "success") {
-                    toastr.info('Annotations saved')
-                } else {
-                    toastr.warning('Error saving annotations')
-                }
-            })
+                    if (data.status == "success") {
+                        toastr.info('Annotations saved')
+                    } else {
+                        toastr.warning('Error saving annotations')
+                    }
+                })
                 .always(function () {
-                console.log('[Done]');
-            })
+                    console.log('[Done]');
+                })
         })
 
-        $("#cancel-add-to-exam").click(function (evt) {
+{% comment %}         $("#cancel-add-to-exam").click(function (evt) {
             $("#add-to-exam").toggle();
             $("#cancel-add-to-exam").toggle();
             $("#exam-options").empty();
@@ -296,7 +296,8 @@
                     alert('Error updating this model instance.');
                 });
             });
-        });
+        }); 
+        {% endcomment %}
 
         $(".suggested_answers li").each((n, el) => {
             $(el).append($("<span class='correct'>[Add Correct]</span>").on("click", function () {
@@ -315,18 +316,18 @@
                 })
                 // $.ajax().done(), $.ajax().fail(), $ajax().always() are upto you. Add/change accordingly
                     .done(function (data) {
-                    console.log(data);
+                        console.log(data);
 
-                    if (data.success) {
-                        toastr.info('Answer saved')
-                        $(el).find(".correct").remove()
-                    }
+                        if (data.success) {
+                            toastr.info('Answer saved')
+                            $(el).find(".correct").remove()
+                        }
                     // show some message according to the response.
                     // For eg. A message box showing that the status has been changed
-                })
+                    })
                     .always(function () {
-                    console.log('[Done]');
-                })
+                        console.log('[Done]');
+                    })
             }))
 
         });
@@ -350,19 +351,19 @@
                 })
                 // $.ajax().done(), $.ajax().fail(), $ajax().always() are upto you. Add/change accordingly
                     .done(function (data) {
-                    console.log(data);
+                        console.log(data);
 
-                    if (data.success) {
-                        toastr.info('Answer saved')
-                        $(el).find(".confirm").remove()
-                        $(el).removeClass("proposed-answer")
-                    }
+                        if (data.success) {
+                            toastr.info('Answer saved')
+                            $(el).find(".confirm").remove()
+                            $(el).removeClass("proposed-answer")
+                        }
                     // show some message according to the response.
                     // For eg. A message box showing that the status has been changed
-                })
+                    })
                     .always(function () {
-                    console.log('[Done]');
-                })
+                        console.log('[Done]');
+                    })
             }))
 
             // Add button to confirm answer is incorrect
@@ -381,19 +382,19 @@
                 })
                 // $.ajax().done(), $.ajax().fail(), $ajax().always() are upto you. Add/change accordingly
                     .done(function (data) {
-                    console.log(data);
+                        console.log(data);
 
-                    if (data.success) {
-                        toastr.info('Answer saved')
-                        $(el).find(".confirm").remove()
-                        $(el).removeClass("proposed-answer")
-                    }
+                        if (data.success) {
+                            toastr.info('Answer saved')
+                            $(el).find(".confirm").remove()
+                            $(el).removeClass("proposed-answer")
+                        }
                     // show some message according to the response.
                     // For eg. A message box showing that the status has been changed
-                })
+                    })
                     .always(function () {
-                    console.log('[Done]');
-                })
+                        console.log('[Done]');
+                    })
             }))
         });
     });
diff --git a/sbas/migrations/0002_exam_candidates_only_alter_exam_active_and_more.py b/sbas/migrations/0002_exam_candidates_only_alter_exam_active_and_more.py
new file mode 100644
index 00000000..73c6edd3
--- /dev/null
+++ b/sbas/migrations/0002_exam_candidates_only_alter_exam_active_and_more.py
@@ -0,0 +1,43 @@
+# Generated by Django 4.1.4 on 2023-07-24 09:24
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('sbas', '0001_initial'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='exam',
+            name='candidates_only',
+            field=models.BooleanField(default=True, help_text='If the exam/collection is only available to candidates who have been added'),
+        ),
+        migrations.AlterField(
+            model_name='exam',
+            name='active',
+            field=models.BooleanField(default=False, help_text='If an exam/collection should be available to take'),
+        ),
+        migrations.AlterField(
+            model_name='exam',
+            name='archive',
+            field=models.BooleanField(default=False, help_text='Archived exams/collections will remain on the test system but will not be displayed by default'),
+        ),
+        migrations.AlterField(
+            model_name='exam',
+            name='name',
+            field=models.CharField(help_text='Name of the exam/collection', max_length=200),
+        ),
+        migrations.AlterField(
+            model_name='exam',
+            name='open_access',
+            field=models.BooleanField(default=False, help_text='If the exam/collection is freely accessible (to view and edit on the test system)'),
+        ),
+        migrations.AlterField(
+            model_name='exam',
+            name='publish_results',
+            field=models.BooleanField(default=False, help_text='If an exam/collections results should be available'),
+        ),
+    ]
diff --git a/sbas/views.py b/sbas/views.py
index d121ee79..330fb1e5 100644
--- a/sbas/views.py
+++ b/sbas/views.py
@@ -102,8 +102,7 @@ def active_exams(request):
 def exam_scores_cid_user(request, pk, cid, passcode):
     exam = get_object_or_404(Exam, pk=pk)
 
-    if not exam.check_cid_user(cid, passcode, request):
-        raise Http404("Error accessing exam")
+    exam.check_user_can_review(cid, passcode, request)
 
     questions = exam.exam_questions.all()
 
@@ -179,8 +178,7 @@ def exam_take_overview(request, pk, cid=None, passcode=None):
     if not exam.active:
         return exam_inactive(request, context={"exam": exam})
 
-    if not exam.check_cid_user(cid, passcode, request):
-        raise Http404("Error accessing exam")
+    exam.check_user_can_take(cid, passcode, request)
 
     questions = exam.exam_questions.all()
 
@@ -222,11 +220,7 @@ def exam_take_overview(request, pk, cid=None, passcode=None):
 def exam_take(request, pk: int, sk: int, cid: int = None, passcode: str = None):
     exam = get_object_or_404(Exam, pk=pk)
 
-    if not exam.active:
-        raise Http404("Exam not found")
-
-    if not exam.check_cid_user(cid, passcode, request):
-        raise Http404("Error accessing exam")
+    exam.check_user_can_take(cid, passcode, request)
 
     cid_user_exam = exam.get_or_create_cid_user_exam(cid = cid, user_user=request.user)