diff --git a/homes/models.py b/homes/models.py
index f3e6588..e344361 100644
--- a/homes/models.py
+++ b/homes/models.py
@@ -3,4 +3,4 @@ from django.db import models
 from common.models.baseModels import BaseModel
 
 class PreOrderedEmail(BaseModel):
-    email = models.EmailField()
\ No newline at end of file
+    email = models.EmailField(unique=True)
\ No newline at end of file
diff --git a/homes/views.py b/homes/views.py
index f13709a..f1e75f2 100644
--- a/homes/views.py
+++ b/homes/views.py
@@ -67,7 +67,7 @@ class PreOrderedAPIViewSet(viewsets.ViewSet):
         if serializer.is_valid():
             serializer.save()
             return Response({"registered": True}, status=status.HTTP_200_OK)
-        return Response({"registered": False}, status=status.HTTP_400_BAD_REQUEST)
+        return Response({"registered": False, "message": "wrong type or already registered"}, status=status.HTTP_400_BAD_REQUEST)
     
     @transaction.atomic
     @action(detail=False, methods=["post"], url_path="send", permission_classes=[IsAdminUser])