diff --git a/src/controllers/storeServicesController.ts b/src/controllers/storeServicesController.ts
index 4de574b..3922ae8 100644
--- a/src/controllers/storeServicesController.ts
+++ b/src/controllers/storeServicesController.ts
@@ -160,7 +160,7 @@ export async function UpdateStoreService(req: Request, res: Response) {
 
 export async function CreateStoreServiceActivity(req: Request, res: Response) {
   try {
-    const { serviceId, name, description, price, duration } = req.body;
+    const { serviceId, name, description, price, duration, userIds } = req.body;
 
     if (
       !serviceId ||
@@ -217,6 +217,16 @@ export async function CreateStoreServiceActivity(req: Request, res: Response) {
       duration: duration,
     });
 
+    if (userIds) {
+      // add users to the activity
+      userIds.forEach(async (userId: string) => {
+        await StoreServiceActivityUsers.create({
+          activity_id: activity.activity_id,
+          user_id: userId,
+        });
+      });
+    }
+
     res.status(200).send({ activity });
   } catch (error) {
     console.log(error);
@@ -237,19 +247,15 @@ export async function GetStoreServiceActivities(req: Request, res: Response) {
         service_id: serviceId,
       },
       attributes: ["activity_id", "name", "description", "price", "duration"],
+      include: [
+        {
+          model: StoreServiceActivityUsers,
+          attributes: ["user_id"],
+        },
+      ],
     });
 
-    /*
-    activities.forEach(async (activity) => {
-      const assignedUsers = await StoreServiceActivityUsers.findAll({
-        where: {
-          activity_id: activity.activity_id,
-        },
-        attributes: ["user_id"],
-      });
-    }); */
-
-    res.status(200).send({ activities });
+    res.status(200).send({ activities: activities });
   } catch (error) {
     console.log(error);
     res.status(500).send({ err: "invalid request" });
@@ -258,20 +264,60 @@ export async function GetStoreServiceActivities(req: Request, res: Response) {
 
 export async function UpdateStoreServiceActivity(req: Request, res: Response) {
   try {
-    const { activityId, name, description, price, duration } = req.body;
+    const { activityId, name, description, price, duration, userIds } =
+      req.body;
 
-    if (
-      !activityId ||
-      !name ||
-      !isStoreServiceActivityNameValid(name) ||
-      !isStoreServiceActivityDescriptionValid(description) ||
-      !isStoreServiceActivityPriceValid(price) ||
-      !isStoreServiceActivityDurationValid(duration)
-    ) {
+    if (!activityId) {
       logger.debug("Invalid request");
       return res.status(400).send({ err: "invalid request" });
     }
 
+    let update = {};
+
+    if (name) {
+      if (!isStoreServiceActivityNameValid(name)) {
+        return res.status(400).send({ err: "invalid request" });
+      }
+
+      update = {
+        ...update,
+        name: name,
+      };
+    }
+
+    if (description) {
+      if (!isStoreServiceActivityDescriptionValid(description)) {
+        return res.status(400).send({ err: "invalid request" });
+      }
+
+      update = {
+        ...update,
+        description: description,
+      };
+    }
+
+    if (price) {
+      if (!isStoreServiceActivityPriceValid(price)) {
+        return res.status(400).send({ err: "invalid request" });
+      }
+
+      update = {
+        ...update,
+        price: price,
+      };
+    }
+
+    if (duration) {
+      if (!isStoreServiceActivityDurationValid(duration)) {
+        return res.status(400).send({ err: "invalid request" });
+      }
+
+      update = {
+        ...update,
+        duration: duration,
+      };
+    }
+
     // check if requester is the store owner
 
     const userSession = await getUserSession(req);
@@ -316,19 +362,187 @@ export async function UpdateStoreServiceActivity(req: Request, res: Response) {
 
     // update store service activity
 
-    await StoreServiceActivity.update(
-      {
-        name: name,
-        description: description,
-        price: price,
-        duration: duration,
-      },
-      {
+    if (Object.keys(update).length > 0) {
+      await StoreServiceActivity.update(update, {
         where: {
           activity_id: activityId,
         },
-      }
-    );
+      });
+    }
+
+    if (userIds) {
+      // remove all users from the activity
+      await StoreServiceActivityUsers.destroy({
+        where: {
+          activity_id: activityId,
+        },
+      });
+
+      // add users to the activity
+      userIds.forEach(async (userId: string) => {
+        await StoreServiceActivityUsers.create({
+          activity_id: activityId,
+          user_id: userId,
+        });
+      });
+    }
+
+    res.status(200).send({ msg: "success" });
+  } catch (error) {
+    console.log(error);
+    res.status(500).send({ err: "invalid request" });
+  }
+}
+
+export async function DeleteStoreServiceActivity(req: Request, res: Response) {
+  try {
+    const { activityId } = req.params;
+
+    if (!activityId) {
+      logger.debug("Invalid request");
+      return res.status(400).send({ err: "invalid request" });
+    }
+
+    // check if requester is the store owner
+
+    const userSession = await getUserSession(req);
+
+    if (!userSession) {
+      return res.status(401).send({ err: "unauthorized" });
+    }
+
+    const activity = await StoreServiceActivity.findOne({
+      where: {
+        activity_id: activityId,
+      },
+    });
+
+    if (!activity) {
+      return res.status(400).send({ err: "invalid request" });
+    }
+
+    const service = await StoreService.findOne({
+      where: {
+        service_id: activity.service_id,
+      },
+    });
+
+    if (!service) {
+      return res.status(400).send({ err: "invalid request" });
+    }
+
+    const store = await Store.findOne({
+      where: {
+        store_id: service.store_id,
+      },
+    });
+
+    if (!store) {
+      return res.status(400).send({ err: "invalid request" });
+    }
+
+    if (store.owner_user_id !== userSession.user_id) {
+      return res.status(401).send({ err: "unauthorized" });
+    }
+
+    // delete store service activity
+
+    await StoreServiceActivity.destroy({
+      where: {
+        activity_id: activityId,
+      },
+    });
+
+    // delete all users from the activity
+
+    await StoreServiceActivityUsers.destroy({
+      where: {
+        activity_id: activityId,
+      },
+    });
+
+    res.status(200).send({ msg: "success" });
+  } catch (error) {
+    console.log(error);
+    res.status(500).send({ err: "invalid request" });
+  }
+}
+
+export async function DeleteStoreService(req: Request, res: Response) {
+  try {
+    const { serviceId } = req.params;
+
+    if (!serviceId) {
+      logger.debug("Invalid request");
+      return res.status(400).send({ err: "invalid request" });
+    }
+
+    // check if requester is the store owner
+
+    const userSession = await getUserSession(req);
+
+    if (!userSession) {
+      return res.status(401).send({ err: "unauthorized" });
+    }
+
+    const service = await StoreService.findOne({
+      where: {
+        service_id: serviceId,
+      },
+    });
+
+    if (!service) {
+      return res.status(400).send({ err: "invalid request" });
+    }
+
+    const store = await Store.findOne({
+      where: {
+        store_id: service.store_id,
+      },
+    });
+
+    if (!store) {
+      return res.status(400).send({ err: "invalid request" });
+    }
+
+    if (store.owner_user_id !== userSession.user_id) {
+      return res.status(401).send({ err: "unauthorized" });
+    }
+
+    // get all store activities to delete the users from the activities
+
+    const activities = await StoreServiceActivity.findAll({
+      where: {
+        service_id: serviceId,
+      },
+      attributes: ["activity_id"],
+    });
+
+    // delete all users from the activities
+
+    activities.forEach(async (activity) => {
+      await StoreServiceActivityUsers.destroy({
+        where: {
+          activity_id: activity.activity_id,
+        },
+      });
+    });
+
+    // delete all activities
+
+    await StoreServiceActivity.destroy({
+      where: {
+        service_id: serviceId,
+      },
+    });
+
+    // delete store service
+
+    await StoreService.destroy({
+      where: {
+        service_id: serviceId,
+      },
+    });
 
     res.status(200).send({ msg: "success" });
   } catch (error) {
diff --git a/src/controllers/usersController.ts b/src/controllers/usersController.ts
index 2425026..d33b3b7 100644
--- a/src/controllers/usersController.ts
+++ b/src/controllers/usersController.ts
@@ -133,7 +133,13 @@ export async function GetEmployees(req: Request, res: Response) {
       attributes: ["user_id", "username", "account_name"],
     });
 
-    res.status(200).send({ employees: employees });
+    // filter out the requester from the employees
+
+    const filteredEmployees = employees.filter(
+      (employee) => employee.user_id !== requesterSession.user_id
+    );
+
+    res.status(200).send({ employees: filteredEmployees });
   } catch (error) {
     logger.error(error);
     res.status(500).send({ err: "invalid request" });
@@ -225,17 +231,11 @@ export async function UpdateEmployee(req: Request, res: Response) {
 
     // update user
 
-    await User.update(
-      {
-        username: username,
-        account_name: accountName,
+    await User.update(update, {
+      where: {
+        user_id: userId,
       },
-      {
-        where: {
-          user_id: userId,
-        },
-      }
-    )
+    })
       .then(() => {
         res.status(200).send({ msg: "success" });
       })
diff --git a/src/models/storeServiceActivity.ts b/src/models/storeServiceActivity.ts
index 2a16203..6668930 100644
--- a/src/models/storeServiceActivity.ts
+++ b/src/models/storeServiceActivity.ts
@@ -1,5 +1,6 @@
 import { DataTypes, Model } from "sequelize";
 import sequelize from "../database/database";
+import StoreServiceActivityUsers from "./storeServiceActivityUsers";
 
 interface StoreServiceActivityAttributes {
   activity_id: string;
@@ -57,4 +58,9 @@ StoreServiceActivity.init(
   }
 );
 
+// create associations
+StoreServiceActivity.hasMany(StoreServiceActivityUsers, {
+  foreignKey: "activity_id",
+});
+
 export default StoreServiceActivity;
diff --git a/src/routes/storeServicesRoutes.ts b/src/routes/storeServicesRoutes.ts
index ea181f5..ab2cf13 100644
--- a/src/routes/storeServicesRoutes.ts
+++ b/src/routes/storeServicesRoutes.ts
@@ -15,5 +15,10 @@ router.post(
   "/activity/update",
   storeServicesController.UpdateStoreServiceActivity
 );
+router.delete(
+  "/activity/:activityId",
+  storeServicesController.DeleteStoreServiceActivity
+);
+router.delete("/:serviceId", storeServicesController.DeleteStoreService);
 
 export default router;