Step 1: Login to your client area.
Step 2: Click Services and select My Services option from the drop down.
Step 3: Click on View Details button against the service which you wish to cancel.
Step 4: Click on Management Actions -> Request Cancellation.
Step 5: You can specify the reason for the service cancellation and select the cancellation type, then click on Request Cancellation button.
Step 6: Once you send a cancellation request, you will receive a confirmation email at your billing email address.
