diff --git a/akarpov/common/models.py b/akarpov/common/models.py
index 7e9090b..c2741bd 100644
--- a/akarpov/common/models.py
+++ b/akarpov/common/models.py
@@ -1,57 +1,14 @@
-import os
-
 from django.db import models
 
-from akarpov.common.tasks import crop_model_image
+from akarpov.common.signals import (
+    create_cropped_model_image,
+    delete_cropped_model_image,
+    update_cropped_model_image,
+)
 from akarpov.utils.files import user_file_upload_mixin
 from akarpov.utils.generators import generate_charset
 
 
-def create_cropped_model_image(sender, instance, created, **kwargs):
-    model = sender
-    if created:
-        if instance.image:
-            crop_model_image.apply_async(
-                kwargs={
-                    "pk": instance.pk,
-                    "app_label": model._meta.app_label,
-                    "model_name": model._meta.model_name,
-                },
-                countdown=2,
-            )
-
-
-def update_cropped_model_image(sender, instance, **kwargs):
-    model = sender
-    if instance.id:
-        previous = model.objects.get(id=instance.id)
-        if previous.image != instance.image:
-            # delete previous cropped image
-            if instance.image_cropped:
-                if os.path.isfile(instance.image_cropped.path):
-                    os.remove(instance.image_cropped.path)
-            # run task to create new cropped image
-            if kwargs["update_fields"] != frozenset({"image_cropped"}) and instance:
-                if instance.image:
-                    crop_model_image.apply_async(
-                        kwargs={
-                            "pk": instance.pk,
-                            "app_label": model._meta.app_label,
-                            "model_name": model._meta.model_name,
-                        },
-                        countdown=2,
-                    )
-                else:
-                    instance.image_cropped = None
-
-
-def delete_cropped_model_image(sender, instance, **kwargs):
-    print(instance.image_cropped)
-    if instance.image_cropped:
-        if os.path.isfile(instance.image_cropped.path):
-            os.remove(instance.image_cropped.path)
-
-
 class BaseImageModel(models.Model):
     """
     stores user's images in their media folder, creates, updates and deletes preview
diff --git a/akarpov/common/signals.py b/akarpov/common/signals.py
new file mode 100644
index 0000000..2969751
--- /dev/null
+++ b/akarpov/common/signals.py
@@ -0,0 +1,47 @@
+import os
+
+from akarpov.common.tasks import crop_model_image
+
+
+def create_cropped_model_image(sender, instance, created, **kwargs):
+    model = sender
+    if created:
+        if instance.image:
+            crop_model_image.apply_async(
+                kwargs={
+                    "pk": instance.pk,
+                    "app_label": model._meta.app_label,
+                    "model_name": model._meta.model_name,
+                },
+                countdown=2,
+            )
+
+
+def update_cropped_model_image(sender, instance, **kwargs):
+    model = sender
+    if instance.id:
+        previous = model.objects.get(id=instance.id)
+        if previous.image != instance.image:
+            # delete previous cropped image
+            if instance.image_cropped:
+                if os.path.isfile(instance.image_cropped.path):
+                    os.remove(instance.image_cropped.path)
+            # run task to create new cropped image
+            if kwargs["update_fields"] != frozenset({"image_cropped"}) and instance:
+                if instance.image:
+                    crop_model_image.apply_async(
+                        kwargs={
+                            "pk": instance.pk,
+                            "app_label": model._meta.app_label,
+                            "model_name": model._meta.model_name,
+                        },
+                        countdown=2,
+                    )
+                else:
+                    instance.image_cropped = None
+
+
+def delete_cropped_model_image(sender, instance, **kwargs):
+    if instance.image_cropped:
+        if os.path.isfile(instance.image_cropped.path):
+            os.remove(instance.image_cropped.path)