diff --git a/core/inventory/migrations/0007_remove_item_container_alter_item_event_itemplacement.py b/core/inventory/migrations/0007_remove_item_container_alter_item_event_itemplacement.py
new file mode 100644
index 0000000..7ea5d8e
--- /dev/null
+++ b/core/inventory/migrations/0007_remove_item_container_alter_item_event_itemplacement.py
@@ -0,0 +1,32 @@
+# Generated by Django 4.2.7 on 2024-11-20 01:48
+
+from django.db import migrations, models
+import django.db.models.deletion
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('inventory', '0006_alter_event_table'),
+    ]
+
+    operations = [
+        migrations.RemoveField(
+            model_name='item',
+            name='container',
+        ),
+        migrations.AlterField(
+            model_name='item',
+            name='event',
+            field=models.ForeignKey(db_column='eid', on_delete=django.db.models.deletion.CASCADE, to='inventory.event'),
+        ),
+        migrations.CreateModel(
+            name='ItemPlacement',
+            fields=[
+                ('id', models.AutoField(primary_key=True, serialize=False)),
+                ('timestamp', models.DateTimeField(auto_now_add=True)),
+                ('container', models.ForeignKey(db_column='cid', on_delete=django.db.models.deletion.CASCADE, related_name='item_history', to='inventory.container')),
+                ('item', models.ForeignKey(db_column='iid', on_delete=django.db.models.deletion.CASCADE, related_name='container_history', to='inventory.item')),
+            ],
+        ),
+    ]
diff --git a/core/inventory/migrations/0008_alter_item_event_alter_itemplacement_container_and_more.py b/core/inventory/migrations/0008_alter_item_event_alter_itemplacement_container_and_more.py
new file mode 100644
index 0000000..2fae077
--- /dev/null
+++ b/core/inventory/migrations/0008_alter_item_event_alter_itemplacement_container_and_more.py
@@ -0,0 +1,29 @@
+# Generated by Django 4.2.7 on 2024-11-20 01:52
+
+from django.db import migrations, models
+import django.db.models.deletion
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('inventory', '0007_remove_item_container_alter_item_event_itemplacement'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='item',
+            name='event',
+            field=models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, to='inventory.event'),
+        ),
+        migrations.AlterField(
+            model_name='itemplacement',
+            name='container',
+            field=models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='item_history', to='inventory.container'),
+        ),
+        migrations.AlterField(
+            model_name='itemplacement',
+            name='item',
+            field=models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='container_history', to='inventory.item'),
+        ),
+    ]
diff --git a/core/inventory/models.py b/core/inventory/models.py
index fbbe0a9..46a38f0 100644
--- a/core/inventory/models.py
+++ b/core/inventory/models.py
@@ -1,6 +1,7 @@
 from itertools import groupby
 
-from django.db import models
+from django.core.files.base import ContentFile
+from django.db import models, IntegrityError
 from django_softdelete.models import SoftDeleteModel, SoftDeleteManager
 
 
diff --git a/core/inventory/serializers.py b/core/inventory/serializers.py
index 210ac0e..79caddd 100644
--- a/core/inventory/serializers.py
+++ b/core/inventory/serializers.py
@@ -25,7 +25,6 @@ class EventSerializer(serializers.ModelSerializer):
             dict['addresses'] = [EventAddress.objects.get_or_create(address=x)[0] for x in addresses]
         return dict
 
-
 class ContainerSerializer(serializers.ModelSerializer):
     itemCount = serializers.SerializerMethodField()
 
diff --git a/core/mail/migrations/0007_alter_eventaddress_address.py b/core/mail/migrations/0007_alter_eventaddress_address.py
new file mode 100644
index 0000000..7b979a5
--- /dev/null
+++ b/core/mail/migrations/0007_alter_eventaddress_address.py
@@ -0,0 +1,18 @@
+# Generated by Django 4.2.7 on 2024-11-18 01:50
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('mail', '0006_email_raw_file'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='eventaddress',
+            name='address',
+            field=models.CharField(max_length=255, unique=True),
+        ),
+    ]
diff --git a/core/tickets/migrations/0012_alter_itemrelation_item.py b/core/tickets/migrations/0012_alter_itemrelation_item.py
new file mode 100644
index 0000000..a8ea2a5
--- /dev/null
+++ b/core/tickets/migrations/0012_alter_itemrelation_item.py
@@ -0,0 +1,20 @@
+# Generated by Django 4.2.7 on 2024-11-20 01:48
+
+from django.db import migrations, models
+import django.db.models.deletion
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('inventory', '0007_remove_item_container_alter_item_event_itemplacement'),
+        ('tickets', '0011_train_old_spam'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='itemrelation',
+            name='item',
+            field=models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='issue_relations', to='inventory.item'),
+        ),
+    ]