Favorite Tags combination
109571
Multiple tags for 'Favorite tags'
106826
Putting things in  tags allows one to get outside the question border
51572
How is the tagging system implemented here at S[O|F|U]?
110284
Is it possible to make up HTML Tags?
95586
Have "Interesting Tags" that are combinations of tags
81564
Should questions be tagged with both a tag and a "sub-tag"?
75193
Standard purpose of favorites
101444
I want to see who marked my questions as favorites
28103
Tag Wiki best practices
118095
Let any site onebox with  tags
13451
Favorites improvements - search, categorize, personal tags, add note, favorite answer
143978
Proposal to merge tags [existdb] and [exist]
109748
Chatroom related tags
56515
Question tag score and suggesting tag synonyms?
133202
tag vs  tag
103680
Really weird bug on "Unanswered > my tags", when I have no favorite tags
6780
Rendering of Favorite/Ignored Tags in Firefox