Duplicate questions without answers
47388
How can I bump other users' unanswered questions?
140664
Prevent bad rankings on a Q and A site for questions without an answer by using noindex until answered
149990
Preventing misuse of question self-deletion
48639
Why prevent duplicate questions?
23867
Explicitly disadvise multiple questions per question in help/dont-ask
32895
How can I avoid asking duplicate questions?
36260
What do I do when a question can't be answered?
3685
Confirming that my own question is a duplicate by voting to close should have immediate effect
50607
Reward finding duplicate questions - +10, +2, -5
153617
Unable to find my questions without an accepted answer effectively
139852
Dealing with suggested edits on question to be closed as duplicate
51805
"Delete this answered question?" when the only answer is deleted
47476
Is it possible to exclude questions I've already answered from the search criteria?
28009
Is it acceptable to move questions without answers between sites?
78861
Why are there two separate boxes about duplicate questions?
77659
Prevent upvotes for duplicates, or carry upvotes to master question
147570
Mark questions as duplicate of tag wiki