diff --git a/plstackapi/core/views/deployment_networks.py b/plstackapi/core/views/deployment_networks.py
index 60e8030..60e8b14 100644
--- a/plstackapi/core/views/deployment_networks.py
+++ b/plstackapi/core/views/deployment_networks.py
@@ -37,7 +37,7 @@
         data = parse_request(request.DATA)
         if 'auth' not in data:
             return Response(status=status.HTTP_400_BAD_REQUEST)
-        deployment_networks = get_deployment_networks(data['auth'], {'name': pk})
+        deployment_networks = get_deployment_networks(data['auth'], pk)
         if not deployment_networks:
             return Response(status=status.HTTP_404_NOT_FOUND)
         serializer = DeploymentNetworkSerializer(deployment_networks[0])
@@ -51,7 +51,7 @@
         data = parse_request(request.DATA) 
         if 'auth' not in data:
             return Response(status=status.HTTP_400_BAD_REQUEST)
-        delete_deployment_network(data['auth'], {'name': pk})
+        delete_deployment_network(data['auth'], pk)
         return Response(status=status.HTTP_204_NO_CONTENT) 
             
             
diff --git a/plstackapi/core/views/flavors.py b/plstackapi/core/views/flavors.py
index ef48499..0e06c8e 100644
--- a/plstackapi/core/views/flavors.py
+++ b/plstackapi/core/views/flavors.py
@@ -36,7 +36,7 @@
         data = parse_request(request.DATA)
         if 'auth' not in data:
             return Response(status=status.HTTP_400_BAD_REQUEST)
-        flavors = get_flavors(data['auth'], {'id': pk})
+        flavors = get_flavors(data['auth'], pk)
         if not flavors:
             return Response(status=status.HTTP_404_NOT_FOUND)
         serializer = FlavorSerializer(flavors[0])
diff --git a/plstackapi/core/views/images.py b/plstackapi/core/views/images.py
index f48cb71..4a548ac 100644
--- a/plstackapi/core/views/images.py
+++ b/plstackapi/core/views/images.py
@@ -36,7 +36,7 @@
         data = parse_request(request.DATA)
         if 'auth' not in data:
             return Response(status=status.HTTP_400_BAD_REQUEST)
-        images = get_images(data['auth'], {'id': pk})
+        images = get_images(data['auth'], pk)
         if not images:
             return Response(status=status.HTTP_404_NOT_FOUND)
         serializer = ImageSerializer(images[0])
diff --git a/plstackapi/core/views/keys.py b/plstackapi/core/views/keys.py
index 6b52b8e..80a378d 100644
--- a/plstackapi/core/views/keys.py
+++ b/plstackapi/core/views/keys.py
@@ -37,7 +37,7 @@
         data = parse_request(request.DATA)
         if 'auth' not in data:
             return Response(status=status.HTTP_400_BAD_REQUEST)
-        keys = get_keys(data['auth'], {'id': pk})
+        keys = get_keys(data['auth'], pk)
         if not keys:
             return Response(status=status.HTTP_404_NOT_FOUND)
         serializer = KeySerializer(keys[0])
@@ -59,7 +59,7 @@
         data = parse_request(request.DATA) 
         if 'auth' not in data:
             return Response(status=status.HTTP_400_BAD_REQUEST)
-        delete_key(data['auth'], {'id': pk})
+        delete_key(data['auth'], pk)
         return Response(status=status.HTTP_204_NO_CONTENT) 
             
             
diff --git a/plstackapi/core/views/nodes.py b/plstackapi/core/views/nodes.py
new file mode 100644
index 0000000..baa9f17
--- /dev/null
+++ b/plstackapi/core/views/nodes.py
@@ -0,0 +1,55 @@
+from django.http import Http404
+from rest_framework.views import APIView
+from rest_framework.response import Response
+from rest_framework import status
+
+from plstackapi.core.api.nodes import add_node, delete_node, get_nodes, update_node
+from plstackapi.core.serializers import NodeSerializer
+from plstackapi.util.request import parse_request
+
+
+class NodeListCreate(APIView):
+    """ 
+    List all nodes or create a new node.
+    """
+
+    def post(self, request, format = None):
+        data = parse_request(request.DATA)  
+        if 'auth' not in data:
+            return Response(status=status.HTTP_400_BAD_REQUEST)        
+        elif 'node' in data:
+            """Not Implemented"""
+            return Response(status=status.HTTP_404_NOT_FOUND)
+        else:
+            nodes = get_nodes(data['auth'])
+            serializer = NodeSerializer(nodes, many=True)
+            return Response(serializer.data)
+        
+            
+class NodeRetrieveUpdateDestroy(APIView):
+    """
+    Retrieve, update or delete an node  
+    """
+
+    def post(self, request, pk, format=None):
+        """Retrieve an node """
+        data = parse_request(request.DATA)
+        if 'auth' not in data:
+            return Response(status=status.HTTP_400_BAD_REQUEST)
+        nodes = get_nodes(data['auth'], pk)
+        if not nodes:
+            return Response(status=status.HTTP_404_NOT_FOUND)
+        serializer = NodeSerializer(nodes[0])
+        return Response(serializer.data)                  
+
+    def put(self, request, pk, format=None):
+        """update node not implemnted""" 
+        return Response(status=status.HTTP_404_NOT_FOUND) 
+
+    def delete(self, request, pk, format=None):
+        """delete node not implemnted""" 
+        return Response(status=status.HTTP_404_NOT_FOUND) 
+
+            
+            
+        
diff --git a/plstackapi/core/views/roles.py b/plstackapi/core/views/roles.py
index 05eb77e..74fe789 100644
--- a/plstackapi/core/views/roles.py
+++ b/plstackapi/core/views/roles.py
@@ -37,7 +37,7 @@
         data = parse_request(request.DATA)
         if 'auth' not in data:
             return Response(status=status.HTTP_400_BAD_REQUEST)
-        roles = get_roles(data['auth'], {'role_id': pk})
+        roles = get_roles(data['auth'], pk)
         if not roles:
             return Response(status=status.HTTP_404_NOT_FOUND)
         serializer = RoleSerializer(roles[0])
@@ -51,7 +51,7 @@
         data = parse_request(request.DATA) 
         if 'auth' not in data:
             return Response(status=status.HTTP_400_BAD_REQUEST)
-        delete_role(data['auth'], {'role_id': pk})
+        delete_role(data['auth'], pk)
         return Response(status=status.HTTP_204_NO_CONTENT) 
             
             
diff --git a/plstackapi/core/views/site_privileges.py b/plstackapi/core/views/site_privileges.py
new file mode 100644
index 0000000..b104fa7
--- /dev/null
+++ b/plstackapi/core/views/site_privileges.py
@@ -0,0 +1,66 @@
+from django.http import Http404
+from rest_framework.views import APIView
+from rest_framework.response import Response
+from rest_framework import status
+
+from plstackapi.core.api.site_privileges import add_site_privilege, delete_site_privilege, get_site_privileges, update_site_privilege
+from plstackapi.core.serializers import SitePrivilegeSerializer
+from plstackapi.util.request import parse_request
+
+
+class SitePrivilegeListCreate(APIView):
+    """ 
+    List all site_privileges or create a new site_privilege.
+    """
+
+    def post(self, request, format = None):
+        data = parse_request(request.DATA)  
+        if 'auth' not in data:
+            return Response(status=status.HTTP_400_BAD_REQUEST)        
+        elif 'site_privilege' in data:
+            site_privilege = add_site_privilege(data['auth'], data['site_privilege'])
+            serializer = SitePrivilegeSerializer(site_privilege)
+            return Response(serializer.data, status=status.HTTP_201_CREATED)
+        else:
+            site_privileges = get_site_privileges(data['auth'])
+            serializer = SitePrivilegeSerializer(site_privileges, many=True)
+            return Response(serializer.data)
+        
+            
+class SitePrivilegeRetrieveUpdateDestroy(APIView):
+    """
+    Retrieve, update or delete a site_privilege 
+    """
+
+    def post(self, request, pk, format=None):
+        """Retrieve a site_privilege"""
+        data = parse_request(request.DATA)
+        if 'auth' not in data:
+            return Response(status=status.HTTP_400_BAD_REQUEST)
+        site_privileges = get_site_privileges(data['auth'], pk)
+        if not site_privileges:
+            return Response(status=status.HTTP_404_NOT_FOUND)
+        serializer = SitePrivilegeSerializer(site_privileges[0])
+        return Response(serializer.data)                  
+
+    def put(self, request, pk, format=None):
+        """update a site_privilege""" 
+        data = parse_request(request.DATA)
+        if 'auth' not in data:
+            return Response(status=status.HTTP_400_BAD_REQUEST)
+        elif 'site_privilege' not in data:
+            return Response(status=status.HTTP_400_BAD_REQUEST)
+
+        site_privilege = update_site_privilege(pk, data['site_privilege'])
+        serializer = SitePrivilegeSerializer(site_privilege)
+        return Response(serializer.data) 
+
+    def delete(self, request, pk, format=None):
+        data = parse_request(request.DATA) 
+        if 'auth' not in data:
+            return Response(status=status.HTTP_400_BAD_REQUEST)
+        delete_site_privilege(data['auth'], pk)
+        return Response(status=status.HTTP_204_NO_CONTENT) 
+            
+            
+        
diff --git a/plstackapi/core/views/slice_memberships.py b/plstackapi/core/views/slice_memberships.py
new file mode 100644
index 0000000..a4f6848
--- /dev/null
+++ b/plstackapi/core/views/slice_memberships.py
@@ -0,0 +1,66 @@
+from django.http import Http404
+from rest_framework.views import APIView
+from rest_framework.response import Response
+from rest_framework import status
+
+from plstackapi.core.api.slice_memberships import add_slice_membership, delete_slice_membership, get_slice_memberships, update_slice_membership
+from plstackapi.core.serializers import SliceMembershipSerializer
+from plstackapi.util.request import parse_request
+
+
+class SliceMembershipListCreate(APIView):
+    """ 
+    List all slice_memberships or create a new slice_membership.
+    """
+
+    def post(self, request, format = None):
+        data = parse_request(request.DATA)  
+        if 'auth' not in data:
+            return Response(status=status.HTTP_400_BAD_REQUEST)        
+        elif 'slice_membership' in data:
+            slice_membership = add_slice_membership(data['auth'], data['slice_membership'])
+            serializer = SliceMembershipSerializer(slice_membership)
+            return Response(serializer.data, status=status.HTTP_201_CREATED)
+        else:
+            slice_memberships = get_slice_memberships(data['auth'])
+            serializer = SliceMembershipSerializer(slice_memberships, many=True)
+            return Response(serializer.data)
+        
+            
+class SliceMembershipRetrieveUpdateDestroy(APIView):
+    """
+    Retrieve, update or delete a slice_membership 
+    """
+
+    def post(self, request, pk, format=None):
+        """Retrieve a slice_membership"""
+        data = parse_request(request.DATA)
+        if 'auth' not in data:
+            return Response(status=status.HTTP_400_BAD_REQUEST)
+        slice_memberships = get_slice_memberships(data['auth'], pk)
+        if not slice_memberships:
+            return Response(status=status.HTTP_404_NOT_FOUND)
+        serializer = SliceMembershipSerializer(slice_memberships[0])
+        return Response(serializer.data)                  
+
+    def put(self, request, pk, format=None):
+        """update a slice_membership""" 
+        data = parse_request(request.DATA)
+        if 'auth' not in data:
+            return Response(status=status.HTTP_400_BAD_REQUEST)
+        elif 'slice_membership' not in data:
+            return Response(status=status.HTTP_400_BAD_REQUEST)
+
+        slice_membership = update_slice_membership(pk, data['slice_membership'])
+        serializer = SliceMembershipSerializer(slice_membership)
+        return Response(serializer.data) 
+
+    def delete(self, request, pk, format=None):
+        data = parse_request(request.DATA) 
+        if 'auth' not in data:
+            return Response(status=status.HTTP_400_BAD_REQUEST)
+        delete_slice_membership(data['auth'], pk)
+        return Response(status=status.HTTP_204_NO_CONTENT) 
+            
+            
+        
diff --git a/plstackapi/core/views/slices.py b/plstackapi/core/views/slices.py
index 6015f4d..01415bb 100644
--- a/plstackapi/core/views/slices.py
+++ b/plstackapi/core/views/slices.py
@@ -40,7 +40,7 @@
         slices = get_slices(data['auth'], {'id': pk})
         if not slices:
             return Response(status=status.HTTP_404_NOT_FOUND)
-        serializer = UserSerializer(slices[0])
+        serializer = SliceSerializer(slices[0])
         return Response(serializer.data)                  
 
     def put(self, request, pk, format=None):
@@ -52,7 +52,7 @@
             return Response(status=status.HTTP_400_BAD_REQUEST)
 
         slice = update_slice(pk, data['slice'])
-        serializer = UserSerializer(slice)
+        serializer = SliceSerializer(slice)
         return Response(serializer.data) 
 
     def delete(self, request, pk, format=None):
diff --git a/plstackapi/core/views/slivers.py b/plstackapi/core/views/slivers.py
new file mode 100644
index 0000000..4063419
--- /dev/null
+++ b/plstackapi/core/views/slivers.py
@@ -0,0 +1,66 @@
+from django.http import Http404
+from rest_framework.views import APIView
+from rest_framework.response import Response
+from rest_framework import status
+
+from plstackapi.core.api.slivers import add_sliver, delete_sliver, get_slivers, update_sliver
+from plstackapi.core.serializers import SliverSerializer
+from plstackapi.util.request import parse_request
+
+
+class SliverListCreate(APIView):
+    """ 
+    List all slivers or create a new sliver.
+    """
+
+    def post(self, request, format = None):
+        data = parse_request(request.DATA)  
+        if 'auth' not in data:
+            return Response(status=status.HTTP_400_BAD_REQUEST)        
+        elif 'sliver' in data:
+            sliver = add_sliver(data['auth'], data['sliver'])
+            serializer = SliverSerializer(sliver)
+            return Response(serializer.data, status=status.HTTP_201_CREATED)
+        else:
+            slivers = get_slivers(data['auth'])
+            serializer = SliverSerializer(slivers, many=True)
+            return Response(serializer.data)
+        
+            
+class SliverRetrieveUpdateDestroy(APIView):
+    """
+    Retrieve, update or delete a sliver 
+    """
+
+    def post(self, request, pk, format=None):
+        """Retrieve a sliver"""
+        data = parse_request(request.DATA)
+        if 'auth' not in data:
+            return Response(status=status.HTTP_400_BAD_REQUEST)
+        slivers = get_slivers(data['auth'], {'id': pk})
+        if not slivers:
+            return Response(status=status.HTTP_404_NOT_FOUND)
+        serializer = SliverSerializer(slivers[0])
+        return Response(serializer.data)                  
+
+    def put(self, request, pk, format=None):
+        """update a sliver""" 
+        data = parse_request(request.DATA)
+        if 'auth' not in data:
+            return Response(status=status.HTTP_400_BAD_REQUEST)
+        elif 'sliver' not in data:
+            return Response(status=status.HTTP_400_BAD_REQUEST)
+
+        sliver = update_sliver(pk, data['sliver'])
+        serializer = SliverSerializer(sliver)
+        return Response(serializer.data) 
+
+    def delete(self, request, pk, format=None):
+        data = parse_request(request.DATA) 
+        if 'auth' not in data:
+            return Response(status=status.HTTP_400_BAD_REQUEST)
+        delete_sliver(data['auth'], {'id': pk})
+        return Response(status=status.HTTP_204_NO_CONTENT) 
+            
+            
+        
diff --git a/plstackapi/core/views/subnets.py b/plstackapi/core/views/subnets.py
new file mode 100644
index 0000000..d96d048
--- /dev/null
+++ b/plstackapi/core/views/subnets.py
@@ -0,0 +1,66 @@
+from django.http import Http404
+from rest_framework.views import APIView
+from rest_framework.response import Response
+from rest_framework import status
+
+from plstackapi.core.api.subnets import add_subnet, delete_subnet, get_subnets, update_subnet
+from plstackapi.core.serializers import SubnetSerializer
+from plstackapi.util.request import parse_request
+
+
+class SubnetListCreate(APIView):
+    """ 
+    List all subnets or create a new subnet.
+    """
+
+    def post(self, request, format = None):
+        data = parse_request(request.DATA)  
+        if 'auth' not in data:
+            return Response(status=status.HTTP_400_BAD_REQUEST)        
+        elif 'subnet' in data:
+            subnet = add_subnet(data['auth'], data['subnet'])
+            serializer = SubnetSerializer(subnet)
+            return Response(serializer.data, status=status.HTTP_201_CREATED)
+        else:
+            subnets = get_subnets(data['auth'])
+            serializer = SubnetSerializer(subnets, many=True)
+            return Response(serializer.data)
+        
+            
+class SubnetRetrieveUpdateDestroy(APIView):
+    """
+    Retrieve, update or delete a subnet 
+    """
+
+    def post(self, request, pk, format=None):
+        """Retrieve a subnet"""
+        data = parse_request(request.DATA)
+        if 'auth' not in data:
+            return Response(status=status.HTTP_400_BAD_REQUEST)
+        subnets = get_subnets(data['auth'], {'id': pk})
+        if not subnets:
+            return Response(status=status.HTTP_404_NOT_FOUND)
+        serializer = SubnetSerializer(subnets[0])
+        return Response(serializer.data)                  
+
+    def put(self, request, pk, format=None):
+        """update a subnet""" 
+        data = parse_request(request.DATA)
+        if 'auth' not in data:
+            return Response(status=status.HTTP_400_BAD_REQUEST)
+        elif 'subnet' not in data:
+            return Response(status=status.HTTP_400_BAD_REQUEST)
+
+        subnet = update_subnet(pk, data['subnet'])
+        serializer = SubnetSerializer(subnet)
+        return Response(serializer.data) 
+
+    def delete(self, request, pk, format=None):
+        data = parse_request(request.DATA) 
+        if 'auth' not in data:
+            return Response(status=status.HTTP_400_BAD_REQUEST)
+        delete_subnet(data['auth'], {'id': pk})
+        return Response(status=status.HTTP_204_NO_CONTENT) 
+            
+            
+