Add comments on user profile
58991
How do I enable comments for user profiles?
155540
Can I view a list of my "great comments", perhaps in my profile?
18490
Allow flagging comments on mobile site
121862
How do I comment on Mark Zuckerberg's posts?
30061
How should I add users non-interactively?
128221
Promoting comments to answers
43025
Add new user and add meta at once
146776
Retrieve my comments on friend's Facebook posts
48917
How to comment on somebody's clothes?
41144
Touch friendly comments
76476
Change all @username references in comments when a user changes their name?
130041
Is there a way to make comments in the node editor?
105977
Can I search my comments using some keyword(s)?
40702
Add data.SE style "magic links" to comments
54493
Allow new users to comment for X times in a day
53471
How do I do comments at a Windows command prompt?
105685
Use comments to ask for clarification or add more information, then what?