How can I make a comment on another answer when I have less than 50 reputation
2514
Why do I need 50 reputation to comment? What can I do instead?
102781
When should I add another answer?
80592
Sharing reputation for good comments that contribute to the quality of the answer
23614
A method for the OP to accept comments?
50407
Can I draw attention to a well deserving answer on my question?
9269
Let's make it easier to reply within comments!
86188
Get attention to a new answer to an old question
59330
Mark an answer for a question from a deleted account
127692
One comment per user per post but be able to reply to existing comments
83195
The low quality queue doesn't believe I have enough rep to comment
141234
Should we have a down-vote “safe zone” for new users with less than 50 reputation?
87689
Can users with less reputation be allowed to chat?
1888
Best way to obtain clarifying information when reputation doesn't allow comments?
5021
When to comment or answer
133049
Way to convert an answer to a comment?
24412
"Leave a comment" link even when you can't
137495
How can I improve my question when there is no feedback left by downvoters?