diff --git a/backend/modules/sync/controller/azure_sync_routes.py b/backend/modules/sync/controller/azure_sync_routes.py
index 87ade8173..e53205e44 100644
--- a/backend/modules/sync/controller/azure_sync_routes.py
+++ b/backend/modules/sync/controller/azure_sync_routes.py
@@ -1,5 +1,6 @@
 import os
 
+import requests
 from fastapi import APIRouter, Depends, HTTPException, Request
 from logger import get_logger
 from middlewares.auth import AuthBearer, get_current_user
@@ -101,13 +102,27 @@ def oauth2callback_azure(request: Request):
         logger.error("Failed to acquire token")
         raise HTTPException(status_code=400, detail="Failed to acquire token")
 
+    access_token = result["access_token"]
+
     creds = result
     logger.info(f"Fetched OAuth2 token for user: {current_user}")
 
+    # Fetch user email from Microsoft Graph API
+    graph_url = "https://graph.microsoft.com/v1.0/me"
+    headers = {"Authorization": f"Bearer {access_token}"}
+    response = requests.get(graph_url, headers=headers)
+    if response.status_code != 200:
+        logger.error("Failed to fetch user profile from Microsoft Graph API")
+        raise HTTPException(status_code=400, detail="Failed to fetch user profile")
+
+    user_info = response.json()
+    user_email = user_info.get("mail") or user_info.get("userPrincipalName")
+    logger.info(f"Retrieved email for user: {current_user} - {user_email}")
+
     sync_user_input = SyncUserUpdateInput(
-        credentials=creds,
-        state={},
+        credentials=result, state={}, email=user_email
     )
+
     sync_user_service.update_sync_user(current_user, state_dict, sync_user_input)
     logger.info(f"Azure sync created successfully for user: {current_user}")
     return {"message": "Azure sync created successfully"}
diff --git a/backend/modules/sync/controller/google_sync_routes.py b/backend/modules/sync/controller/google_sync_routes.py
index 56df462be..86631b7c4 100644
--- a/backend/modules/sync/controller/google_sync_routes.py
+++ b/backend/modules/sync/controller/google_sync_routes.py
@@ -3,6 +3,7 @@ import os
 
 from fastapi import APIRouter, Depends, HTTPException, Request
 from google_auth_oauthlib.flow import Flow
+from googleapiclient.discovery import build
 from logger import get_logger
 from middlewares.auth import AuthBearer, get_current_user
 from modules.sync.dto.inputs import SyncsUserInput, SyncUserUpdateInput
@@ -26,6 +27,8 @@ google_sync_router = APIRouter()
 SCOPES = [
     "https://www.googleapis.com/auth/drive.metadata.readonly",
     "https://www.googleapis.com/auth/drive.readonly",
+    "https://www.googleapis.com/auth/userinfo.email",
+    "openid",
 ]
 BACKEND_URL = os.getenv("BACKEND_URL", "http://localhost:5050")
 BASE_REDIRECT_URI = f"{BACKEND_URL}/sync/google/oauth2callback"
@@ -104,7 +107,7 @@ def oauth2callback_google(request: Request):
     sync_user_state = sync_user_service.get_sync_user_by_state(state_dict)
     logger.info(f"Retrieved sync user state: {sync_user_state}")
 
-    if state_dict != sync_user_state["state"]:
+    if not sync_user_state or state_dict != sync_user_state.get("state"):
         logger.error("Invalid state parameter")
         raise HTTPException(status_code=400, detail="Invalid state parameter")
     if sync_user_state.get("user_id") != current_user:
@@ -122,9 +125,16 @@ def oauth2callback_google(request: Request):
     creds = flow.credentials
     logger.info(f"Fetched OAuth2 token for user: {current_user}")
 
+    # Use the credentials to get the user's email
+    service = build("oauth2", "v2", credentials=creds)
+    user_info = service.userinfo().get().execute()
+    user_email = user_info.get("email")
+    logger.info(f"Retrieved email for user: {current_user} - {user_email}")
+
     sync_user_input = SyncUserUpdateInput(
         credentials=json.loads(creds.to_json()),
         state={},
+        email=user_email,
     )
     sync_user_service.update_sync_user(current_user, state_dict, sync_user_input)
     logger.info(f"Google Drive sync created successfully for user: {current_user}")
diff --git a/backend/modules/sync/controller/sync_routes.py b/backend/modules/sync/controller/sync_routes.py
index 43e9e2060..3528a51eb 100644
--- a/backend/modules/sync/controller/sync_routes.py
+++ b/backend/modules/sync/controller/sync_routes.py
@@ -83,6 +83,29 @@ async def get_user_syncs(current_user: UserIdentity = Depends(get_current_user))
     logger.debug(f"Fetching user syncs for user: {current_user.id}")
     return sync_user_service.get_syncs_user(str(current_user.id))
 
+@sync_router.delete(
+    "/sync/{sync_id}",
+    status_code=status.HTTP_204_NO_CONTENT,
+    dependencies=[Depends(AuthBearer())],
+    tags=["Sync"],
+)
+async def delete_user_sync(
+    sync_id: int, current_user: UserIdentity = Depends(get_current_user)
+):
+    """
+    Delete a sync for the current user.
+
+    Args:
+        sync_id (int): The ID of the sync to delete.
+        current_user (UserIdentity): The current authenticated user.
+
+    Returns:
+        None
+    """
+    logger.debug(f"Deleting user sync for user: {current_user.id} with sync ID: {sync_id}")
+    sync_user_service.delete_sync_user(sync_id, str(current_user.id))
+    return None
+
 
 @sync_router.post(
     "/sync/active",
diff --git a/backend/modules/sync/dto/inputs.py b/backend/modules/sync/dto/inputs.py
index a79cecb1f..b5e363271 100644
--- a/backend/modules/sync/dto/inputs.py
+++ b/backend/modules/sync/dto/inputs.py
@@ -33,6 +33,7 @@ class SyncUserUpdateInput(BaseModel):
 
     credentials: dict
     state: dict
+    email: str
 
 
 class SyncActiveSettings(BaseModel):
diff --git a/backend/modules/sync/repository/sync_user.py b/backend/modules/sync/repository/sync_user.py
index 1d8244167..861c28ed0 100644
--- a/backend/modules/sync/repository/sync_user.py
+++ b/backend/modules/sync/repository/sync_user.py
@@ -118,7 +118,7 @@ class SyncUser(SyncUserInterface):
         logger.warning("No sync user found for state: %s", state)
         return []
 
-    def delete_sync_user(self, provider: str, user_id: str):
+    def delete_sync_user(self, sync_id: str, user_id: str):
         """
         Delete a sync user from the database.
 
@@ -127,9 +127,9 @@ class SyncUser(SyncUserInterface):
             user_id (str): The user ID of the sync user.
         """
         logger.info(
-            "Deleting sync user with provider: %s, user_id: %s", provider, user_id
+            "Deleting sync user with sync_id: %s, user_id: %s", sync_id, user_id
         )
-        self.db.from_("syncs_user").delete().eq("provider", provider).eq(
+        self.db.from_("syncs_user").delete().eq("id", sync_id).eq(
             "user_id", user_id
         ).execute()
         logger.info("Sync user deleted successfully")
diff --git a/backend/modules/sync/service/sync_service.py b/backend/modules/sync/service/sync_service.py
index 0454a7d31..6ee25aff9 100644
--- a/backend/modules/sync/service/sync_service.py
+++ b/backend/modules/sync/service/sync_service.py
@@ -31,8 +31,8 @@ class SyncUserService:
     def create_sync_user(self, sync_user_input: SyncsUserInput):
         return self.repository.create_sync_user(sync_user_input)
 
-    def delete_sync_user(self, provider: str, user_id: str):
-        return self.repository.delete_sync_user(provider, user_id)
+    def delete_sync_user(self, sync_id: str, user_id: str):
+        return self.repository.delete_sync_user(sync_id, user_id)
 
     def get_sync_user_by_state(self, state: dict):
         return self.repository.get_sync_user_by_state(state)
diff --git a/backend/supabase/migrations/20240529132812_syncs-emails.sql b/backend/supabase/migrations/20240529132812_syncs-emails.sql
new file mode 100644
index 000000000..4138d1c17
--- /dev/null
+++ b/backend/supabase/migrations/20240529132812_syncs-emails.sql
@@ -0,0 +1,3 @@
+alter table "public"."syncs_user" add column "email" text;
+
+