On This page: https://test10-64.rhndev.redhat.com/rhn/admin/multiorg/EntitlementOrgs.do?label=enterprise_entitled the button to change the count for an org is called "Confirm Changes". This is highly misleading as it means that you are confirming changes, not you want to confirm changes. It should just be "update count" or something like that.
verified Update button
5.1.1 Satellite is now GA, bugs Closed for Current Release.