Force accepted-answer flag
50556
Force Accepted Answers on Questions by Inactive Users
9977
Policy on accepting answer after question is no longer relevant to original poster
106686
Helpful flags not getting updated after getting 'close question' privilege
5563
Asking users to accept answer when they comment that it answers their question
2507
Dismiss flags on the same posts with different validities
70516
Do not hide VLQ flag option from users who already flagged and may wish to retract
101825
Feature Request: "WAKE UP and accept my answer please"
97789
A Flag to close Questions from ongoing Contest
116860
Is it poor form to switch accepted answers?
2496
Is it acceptable to ask for upvote/accept in an answer when submitting it?
25593
Encourage users to select 'Accepted Answer' for old Questions
43615
Shouldn't the answer with more votes be above the accepted answer?
116674
Allow author of accepted answer to delete it in certain circumstances
2428
How do I properly use the "Not an Answer" flag?
16630
Allow users to mark "accepted" answer on someone else's question?
112186
Users ignoring the answer
137952
Allow changing votes on answers if the question is edited