Excessive Down voting
22027
What can I do if I'm the victim of serial downvoting?
57880
Add a note about downvoting on Meta
116791
Cannot favorite once up voted
2625
How should I handle possible revenge downvotes?
370
"Spam Voting" - Should we stop it?
8338
Serial downvote reversals don't always appear as such
18381
The vote fraud script breaks legitimate polling questions - A serial downvoter's lament
82424
Is there somewhere to complain about offensive moderator behaviour?
100689
Hiding downvoted questions silences important discussions on Meta
147552
Unvote (toggle vote up)
93957
How do I prevent getting downvoted?
42307
Why isn't providing feedback mandatory on downvotes, and why are ideas suggesting such negatively received?
25445
Down and duplicate votes on my questions as a new user seem like bullying
128814
So annoyed with no-comment, vindictive downvoting
31760
Why is downvoting a question free but downvoting an answer not?
67042
How should we handle downvote retaliation?
99891
Can we actually discourage downvotes?