diff --git a/drakul/raids/forms.py b/drakul/raids/forms.py
index 070e47c..bec8261 100644
--- a/drakul/raids/forms.py
+++ b/drakul/raids/forms.py
@@ -63,7 +63,7 @@ class RaidResponseForm(ModelForm):
 class RaidForm(ModelForm):
     class Meta:
         model = Raid
-        fields = ["title", "description", "date", "response_deadline"]
+        fields = ["title", "description", "is_optional", "date", "response_deadline"]
 
     def __init__(self, *args, **kwargs):
         super().__init__(*args, **kwargs)
@@ -76,6 +76,7 @@ class RaidForm(ModelForm):
         self.helper.layout = Layout(
             Field("title"),
             Field("description"),
+            Field("is_optional"),
             Row(
                 Column("date", css_class="form-group col-md-6"),
                 Column("response_deadline", css_class="form-group col-md-6"),
diff --git a/drakul/raids/migrations/0004_raid_is_optional.py b/drakul/raids/migrations/0004_raid_is_optional.py
new file mode 100644
index 0000000..b5d80d5
--- /dev/null
+++ b/drakul/raids/migrations/0004_raid_is_optional.py
@@ -0,0 +1,18 @@
+# Generated by Django 2.2.6 on 2019-11-20 22:36
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('raids', '0003_auto_20191119_0412'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='raid',
+            name='is_optional',
+            field=models.BooleanField(default=False, help_text='Designates whether this raid is optional. Optional raids are not included in attendance calculations.'),
+        ),
+    ]
diff --git a/drakul/raids/models.py b/drakul/raids/models.py
index a363c18..bf45f78 100755
--- a/drakul/raids/models.py
+++ b/drakul/raids/models.py
@@ -23,6 +23,13 @@ class Raid(models.Model):
         help_text="Defaults to 24 hours before date and time of raid if not set."
     )
 
+    is_optional = models.BooleanField(
+        default=False,
+        help_text=(
+            "Designates whether this raid is optional. Optional raids are not included in attendance calculations."
+        )
+    )
+
     class Meta:
         ordering = ["-date"]
 
diff --git a/drakul/raids/templates/raids/raid_detail.html b/drakul/raids/templates/raids/raid_detail.html
index 6d9802f..f4f3dc8 100644
--- a/drakul/raids/templates/raids/raid_detail.html
+++ b/drakul/raids/templates/raids/raid_detail.html
@@ -15,6 +15,9 @@
     </h4>
     <div class="card-body">
         <p class="card-text">{{ raid.description | urlize | linebreaksbr | default:"<em>No description</em>" }}</p>
+        {% if raid.is_optional %}
+            <p class="card-text mb-0"><small class="text-muted">This raid is optional.</small></p>
+        {% endif %}
         <p class="card-text"><small class="text-muted">Response deadline: {{ raid.response_deadline }}.</small></p>
     </div>
 </div>
diff --git a/migrate.py b/migrate.py
new file mode 100644
index 0000000..b1936df
--- /dev/null
+++ b/migrate.py
@@ -0,0 +1,24 @@
+import json
+
+with open("data.json", "r") as file:
+    data = json.load(file)
+for o in data:
+    print(o)
+    if o["model"] == "raids.raidresponse":
+        if o["fields"]["status"] >= 2:  # SIGNED_UP
+            o["fields"]["attendance"] = 1.0
+        else:
+            o["fields"]["attendance"] = 0.0
+    if o["model"] == "users.user":
+        o["fields"]["rank"] = 3  # veteran
+
+print("=============================================")
+print("=============================================")
+print("=============================================")
+
+with open("new.json", "w") as file:
+    skip = ["contenttypes.contenttype", "auth.permission", "admin.logentry"]
+    thedump = [d for d in data if d["model"] not in skip]
+    for d in thedump:
+        print(d)
+    json.dump(thedump, file)