How to remove/unassign a subscription from a server

1. Login to Command Center
2. Click on Account and then My Account.
3. Select the Subscriptions option from the left menu.  
4. Check the box for each subscription(s) to be removed/unassigned.
5. Click the Manage button. 
   
   
6. A pop-up will appear giving you three options - select the option to "Unassign subscription from [UID#]" button and click OK. 

Now that you have unassigned the subscription, if you would like to assign it to another UID, here is how:

How to assign/transfer a subscription

How to allow users to manage subscriptions