Add comment to a Question
8000
How do comments work?
92948
Allow Comments on Deleted Answers
134831
Ability to create questions with vote or comment or both disabled
30441
Please add a way to reach the question's site from the question
12512
Unable to add comments on closed questions or their answers in the Android app
23912
Add a confirmation before moving comments to a chat
84837
Is it possible to add images to comments?
37240
Flagging "look at my answer pls" comments
58956
When to answer a question and when to comment on a question?
99592
Email subscription to a given question answers *and* comments?
126795
Also show "Add a comment for the author" selection when deleting/voting to delete an answer
105685
Use comments to ask for clarification or add more information, then what?
26712
How about newlines within comments?
37700
How can I ask for clarification on a question I'd like to answer if I can't add comments?
120358
Show the "add comment" link also to users who cannot add comments
129908
Allow flagging own comments
153027
Quoting someones comment in own answer