Tag management is the ability to manage user-generated tags (also known as categories, taxonomies or folksonomies) within collaborative software.
Tag management features and processes are put in place to encourage cross-user consistency, navigation efficiency and compliance with an existing taxonomy.
The tags that users will be able to use can be controlled up-hill (before they have entered the data set) by Tags can be gardened down-hill (after they have entered the data set) by