Allow comment on rollback?
10527
Could we be permitted to provide a reason for rolling back?
90462
Marking comment as an answer?
34814
Mandatory comment after downvote
74925
Stop Edit/Rollback Wars: Limit Number Of Edits/Rollbacks Per User Per Post Per Day
53471
How do I do comments at a Windows command prompt?
1888
Best way to obtain clarifying information when reputation doesn't allow comments?
15279
Implement a Selective Comment Ban
27808
Can we have a more relevant message when the deletion of a comment fails?
105542
Allow flagging a comment after upvoting it
130041
Is there a way to make comments in the node editor?
90154
Difficult to lose the "converted to a comment" status message
1334
Adding a comment should not make me fail the review audit
138671
Allow users to leave an anonymous comment when voting
38676
"Unable to rollback to the current revision" when trying to rollback question revision
119103
Allow downvoting comments
52100
Allow new users to flag comments on their own posts
141815
Rolling back a completely changed question