Attaches a label to or removes a label from a version of a file or folder in Team Foundation version control. tf label labelname[@scope ...

Attaches a label to or removes a label from a version of a file or folder
in Team Foundation version control.

tf label labelname[@scope] [/owner:ownername] itemspec
         [/version:versionspec] [/comment:("comment"|@commentfile)]
         [/child:(replace|merge)] [/recursive] [/login:username,[password]]
         [/collection:TeamProjectCollectionUrl]

tf label /delete labelname[@scope] itemspec 
         [/login:username,[password]]
         [/collection:TeamProjectCollectionUrl]