diff --git a/companies/serializers.py b/companies/serializers.py
index 5e700fb..231aea9 100644
--- a/companies/serializers.py
+++ b/companies/serializers.py
@@ -8,7 +8,7 @@ from utils.tag_serializers import TagListSerializerField, TaggitSerializer
 class CompanySerializer(TaggitSerializer, serializers.ModelSerializer):
 
     tags = TagListSerializerField(required=False)
-    geo = PointField(required=False)
+    geo = PointField(required=False, allow_null=True)
 
     class Meta:
         model = Company
diff --git a/companies/views.py b/companies/views.py
index 94556e4..a7cd54d 100644
--- a/companies/views.py
+++ b/companies/views.py
@@ -1,7 +1,6 @@
 import logging
 
 from django.shortcuts import render
-from django.core import serializers
 from django.core.mail import EmailMessage
 from django.template.loader import render_to_string
 
diff --git a/core/serializers.py b/core/serializers.py
index 69e4f90..e71c71f 100644
--- a/core/serializers.py
+++ b/core/serializers.py
@@ -1,19 +1,21 @@
 from rest_framework import serializers
-
+from django.contrib.auth import get_user_model
 from . import models
 
+User = get_user_model()
+
 
 class CustomUserSerializer(serializers.ModelSerializer):
 
     class Meta:
-        model = models.CustomUser
+        model = User
         fields = ('email', 'full_name', 'role', 'is_active')
 
 
 class CustomUserReadSerializer(serializers.ModelSerializer):
 
     class Meta:
-        model = models.CustomUser
+        model = User
         fields = ('id', 'email', 'full_name', 'role', 'is_active', 'provider', 'notify')
 
 
diff --git a/core/views.py b/core/views.py
index c496f57..0d0a8d2 100644
--- a/core/views.py
+++ b/core/views.py
@@ -7,7 +7,6 @@ import datetime
 from django.shortcuts import render
 from django.http import HttpResponse
 from django.contrib.auth import get_user_model
-from django.core import serializers
 from django.utils.http import urlsafe_base64_decode
 from django.utils.encoding import force_text
 
@@ -108,8 +107,9 @@ class UpdateUserView(UpdateAPIView):
 @permission_classes([IsAuthenticated,])
 def my_user(request):
       qs = User.objects.filter(email=request.user.email)
-      data = serializers.serialize('json', qs)
-      return Response(data=data)
+      user_serializer = core_serializers.CustomUserReadSerializer(qs, many=True)
+      return Response(data=user_serializer.data)
+
 
 @api_view(['POST',])
 @permission_classes([IsAdminUser,])
diff --git a/history/views.py b/history/views.py
index e6a0b92..e615f9e 100644
--- a/history/views.py
+++ b/history/views.py
@@ -1,5 +1,4 @@
 from django.shortcuts import render
-from django.core import serializers
 
 # Create your views here.
 from rest_framework import viewsets
diff --git a/products/tests.py b/products/tests.py
index da3945a..0b39a8c 100644
--- a/products/tests.py
+++ b/products/tests.py
@@ -390,12 +390,11 @@ class ProductSearchTest(TestCase):
         url = f"{self.endpoint}?query_string={query_string}"
         # send in request
         response = self.client.get(url)
-
+        # import ipdb; ipdb.set_trace()
         # check re sponse
         self.assertEqual(response.status_code, 200)
         # check for object creation
-        data = json.loads(response.data)
-        self.assertEquals(len(data), len(expected_instances))
+        self.assertEquals(len(response.data), len(expected_instances))
 
 
 class MyProductsViewTest(APITestCase):
diff --git a/products/views.py b/products/views.py
index dc85de3..d6522af 100644
--- a/products/views.py
+++ b/products/views.py
@@ -6,7 +6,6 @@ from functools import reduce
 
 from django.shortcuts import render
 from django.conf import settings
-from django.core import serializers
 from django.db.models import Q
 
 # Create your views here.
@@ -46,8 +45,8 @@ class ProductViewSet(viewsets.ModelViewSet):
 @permission_classes([IsAuthenticated,])
 def my_products(request):
       qs = Product.objects.filter(creator=request.user)
-      data = serializers.serialize('json', qs)
-      return Response(data=data)
+      product_serializer = ProductSerializer(qs)
+      return Response(data=product_serializer.data)
 
 
 @api_view(['POST',])
@@ -167,7 +166,7 @@ def product_search(request):
                         result_set.add(item)
 
             # serialize and respond
-            data = serializers.serialize('json', result_set)
-            return Response(data=data)
+            product_serializer = ProductSerializer(result_set)
+            return Response(data=product_serializer.data)
       except Exception as e:
             return Response({"errors": {"details": str(type(e))}})
diff --git a/stats/views.py b/stats/views.py
index 6b51bac..a8f7532 100644
--- a/stats/views.py
+++ b/stats/views.py
@@ -1,5 +1,4 @@
 from django.shortcuts import render
-from django.core import serializers
 
 # Create your views here.
 from rest_framework import viewsets