Could new users be prompted to edit instead of commenting?
135342
Warn new users to edit important information into the question upon their first attempt to comment on a question of theirs
47581
Marking comments as 'addressed by edit' to reduce noise
70088
Give me a blank Comment box when I am Improving a Suggested Edit
142814
How do you remove the ability for a user to make a comment or post on a page?
44432
Allow anyone to comment but hide low-rep users' comments until reviewed
54812
Comment upvote, undo, and then re-upvote: why not?
102331
Can we show new/anonymous users more Q&A?
9116
How do suggested edits work?
123839
Let users editing a question know if editing it would add it to the reopen queue
44564
Should moderators be able to convert answers into comments?
88434
Why is "improve this question / answer" shown to anonymous users instead of "edit"?
119
Add ability to Flag a User or Suggested Edit
34339
Lower the amount of reputation needed to comment
153319
Can we do more to warn anonymous users away from invalid edit suggestions?
86100
Allow non-bumping minor edits, but review them on /review
110606
Can we get a comments only lock?
3376
Why must we "avoid discussions in comments"?