Why can't you downvote a comment?
131405
Why was "downvoting comments" declined? Should this feature be revisited?
96425
Should you be allowed to downvote the competition?
49487
Why are low-rep users rate-limited when posting questions?
67042
How should we handle downvote retaliation?
50625
Can't flag an up voted comment
42307
Why isn't providing feedback mandatory on downvotes, and why are ideas suggesting such negatively received?
69038
Why don't people upvote questions they answer?
83195
The low quality queue doesn't believe I have enough rep to comment
18896
How does comment voting and flagging work?
156609
Reputation needed to upvote / downvote
22027
What can I do if I'm the victim of serial downvoting?
32212
Downvoting should cancel an upvote before attempting to apply the downvote
14969
Why do I require 15 reputation to just up-vote something?
24179
Comment posting issue
34814
Mandatory comment after downvote
56841
Make it more obvious that commenting is only possible after earning certain reputation
93957
How do I prevent getting downvoted?