diff --git a/src/features/users/components/BulkActionsDropdown.tsx b/src/features/users/components/BulkActionsDropdown.tsx
index 8111114..c0a9b08 100644
--- a/src/features/users/components/BulkActionsDropdown.tsx
+++ b/src/features/users/components/BulkActionsDropdown.tsx
@@ -1,5 +1,5 @@
 // BulkActionsDropdown - Bulk operations menu for selected users
-import { useState } from 'react';
+import { useState, useTransition } from 'react';
 import {
     DropdownMenu,
     DropdownMenuContent,
@@ -37,6 +37,13 @@ import { mockTags } from '../data/mockUserCrmData';
 import type { User } from '@/lib/types/user';
 import { toast } from 'sonner';
 import { cn } from '@/lib/utils';
+import {
+    bulkSuspendUsers,
+    bulkBanUsers,
+    bulkDeleteUsers,
+    bulkVerifyUsers,
+    bulkTagUsers,
+} from '@/lib/actions/user-management';
 
 interface BulkActionsDropdownProps {
     selectedUsers: User[];
@@ -55,54 +62,73 @@ export function BulkActionsDropdown({
 }: BulkActionsDropdownProps) {
     const [confirmDialogOpen, setConfirmDialogOpen] = useState(false);
     const [actionType, setActionType] = useState<'suspend' | 'ban' | 'delete' | 'export' | 'verify'>('suspend');
-    const [isProcessing, setIsProcessing] = useState(false);
+    const [isPending, startTransition] = useTransition();
 
     const count = selectedUsers.length;
+    const userIds = selectedUsers.map(u => u.id);
 
     const handleAction = (action: 'suspend' | 'ban' | 'delete' | 'export' | 'verify') => {
         setActionType(action);
         setConfirmDialogOpen(true);
     };
 
-    const handleConfirm = async () => {
-        setIsProcessing(true);
-        try {
-            // Simulate API call
-            await new Promise((resolve) => setTimeout(resolve, 1500));
-
-            switch (actionType) {
-                case 'suspend':
-                    toast.success(`Suspended ${count} user${count > 1 ? 's' : ''}`);
-                    break;
-                case 'ban':
-                    toast.success(`Banned ${count} user${count > 1 ? 's' : ''}`);
-                    break;
-                case 'delete':
-                    toast.success(`Deleted ${count} user${count > 1 ? 's' : ''}`);
-                    break;
-                case 'export':
-                    toast.success(`Exported ${count} user${count > 1 ? 's' : ''} to CSV`);
-                    break;
-                case 'verify':
-                    toast.success(`Verified ${count} user${count > 1 ? 's' : ''}`);
-                    break;
+    const executeServerAction = async (action: () => Promise<{ success: boolean; message: string }>) => {
+        startTransition(async () => {
+            try {
+                const result = await action();
+                if (result.success) {
+                    toast.success(result.message);
+                    setConfirmDialogOpen(false);
+                    onClearSelection();
+                } else {
+                    toast.error(result.message);
+                }
+            } catch (error) {
+                toast.error("An unexpected error occurred.");
             }
+        });
+    };
 
-            setConfirmDialogOpen(false);
-            onClearSelection();
-        } catch (error) {
-            toast.error('Operation failed');
-        } finally {
-            setIsProcessing(false);
+    const handleConfirm = async () => {
+        switch (actionType) {
+            case 'suspend':
+                executeServerAction(() => bulkSuspendUsers(userIds));
+                break;
+            case 'ban':
+                executeServerAction(() => bulkBanUsers(userIds));
+                break;
+            case 'delete':
+                executeServerAction(() => bulkDeleteUsers(userIds));
+                break;
+            case 'verify':
+                executeServerAction(() => bulkVerifyUsers(userIds));
+                break;
+            case 'export':
+                // Export is usually client-side or separate download endpoint, 
+                // but we can simulate a server request or just handle it here.
+                toast.success(`Exporting ${count} users...`);
+                setTimeout(() => {
+                    toast.success("Export Complete (Mock CSV Download)");
+                    setConfirmDialogOpen(false);
+                    onClearSelection();
+                }, 1000);
+                break;
         }
     };
 
-    const handleTagUsers = async (tagId: string) => {
+    const handleTagUsers = (tagId: string) => {
         const tag = mockTags.find((t) => t.id === tagId);
         if (!tag) return;
 
-        toast.success(`Added tag "${tag.name}" to ${count} user${count > 1 ? 's' : ''}`);
-        onClearSelection();
+        startTransition(async () => {
+            const result = await bulkTagUsers(userIds, tagId);
+            if (result.success) {
+                toast.success(result.message, { description: `Applied tag: ${tag.name}` });
+                onClearSelection();
+            } else {
+                toast.error(result.message);
+            }
+        });
     };
 
     const actionConfig = {
@@ -246,16 +272,16 @@ export function BulkActionsDropdown({
                     </div>
 
                     <DialogFooter>
-                        <Button variant="outline" onClick={() => setConfirmDialogOpen(false)} disabled={isProcessing}>
+                        <Button variant="outline" onClick={() => setConfirmDialogOpen(false)} disabled={isPending}>
                             Cancel
                         </Button>
                         <Button
                             variant="destructive"
                             className={config.buttonClass}
                             onClick={handleConfirm}
-                            disabled={isProcessing}
+                            disabled={isPending}
                         >
-                            {isProcessing ? (
+                            {isPending ? (
                                 <>
                                     <Loader2 className="h-4 w-4 mr-2 animate-spin" /> Processing...
                                 </>
diff --git a/src/lib/actions/user-management.ts b/src/lib/actions/user-management.ts
index 9ecb8f8..35e2a6d 100644
--- a/src/lib/actions/user-management.ts
+++ b/src/lib/actions/user-management.ts
@@ -144,3 +144,102 @@ export async function createSupportTicket(userId: string, summary: string) {
         return { success: false, message: "Failed to create ticket." };
     }
 }
+
+// --- Bulk Actions ---
+
+export async function bulkSuspendUsers(userIds: string[]) {
+    try {
+        const admin = await verifyAdmin();
+
+        // Simulate DB update
+        await new Promise(resolve => setTimeout(resolve, 1500));
+
+        // Log for each user or a single bulk log
+        await logAdminAction({
+            actorId: admin.id,
+            action: 'BULK_SUSPEND',
+            targetId: 'multiple',
+            details: { count: userIds.length, userIds },
+        });
+
+        return { success: true, message: `Successfully suspended ${userIds.length} users.` };
+    } catch (error) {
+        return { success: false, message: "Failed to perform bulk suspension." };
+    }
+}
+
+export async function bulkBanUsers(userIds: string[]) {
+    try {
+        const admin = await verifyAdmin();
+
+        await new Promise(resolve => setTimeout(resolve, 1500));
+
+        await logAdminAction({
+            actorId: admin.id,
+            action: 'BULK_BAN',
+            targetId: 'multiple',
+            details: { count: userIds.length, userIds },
+        });
+
+        return { success: true, message: `Successfully banned ${userIds.length} users.` };
+    } catch (error) {
+        return { success: false, message: "Failed to perform bulk ban." };
+    }
+}
+
+export async function bulkDeleteUsers(userIds: string[]) {
+    try {
+        const admin = await verifyAdmin();
+
+        await new Promise(resolve => setTimeout(resolve, 2000));
+
+        await logAdminAction({
+            actorId: admin.id,
+            action: 'BULK_DELETE',
+            targetId: 'multiple',
+            details: { count: userIds.length, userIds },
+        });
+
+        return { success: true, message: `Successfully deleted ${userIds.length} users.` };
+    } catch (error) {
+        return { success: false, message: "Failed to perform bulk delete." };
+    }
+}
+
+export async function bulkVerifyUsers(userIds: string[]) {
+    try {
+        const admin = await verifyAdmin();
+
+        await new Promise(resolve => setTimeout(resolve, 1000));
+
+        await logAdminAction({
+            actorId: admin.id,
+            action: 'BULK_VERIFY',
+            targetId: 'multiple',
+            details: { count: userIds.length, userIds },
+        });
+
+        return { success: true, message: `Successfully verified ${userIds.length} users.` };
+    } catch (error) {
+        return { success: false, message: "Failed to verify users." };
+    }
+}
+
+export async function bulkTagUsers(userIds: string[], tagId: string) {
+    try {
+        const admin = await verifyAdmin();
+
+        await new Promise(resolve => setTimeout(resolve, 1000));
+
+        await logAdminAction({
+            actorId: admin.id,
+            action: 'BULK_TAG_ADD',
+            targetId: 'multiple',
+            details: { count: userIds.length, userIds, tagId },
+        });
+
+        return { success: true, message: `Added tag to ${userIds.length} users.` };
+    } catch (error) {
+        return { success: false, message: "Failed to tag users." };
+    }
+}