Do you know to clean up your workspaces?
Last updated by Brady Stroud [SSW] 10 months ago.See historyEvery Workspace that exists on the server is another set of code that TFS has to check for checkouts. Worse you may have files checked out in that workspace that you will never see.

Use the Workspace Sidekick in Team Foundation Sidekicks at the end of every month to make sure you have not forgotten anything.