How do I protest a duplicate question?
13335
Someone flagged my question as already answered, but it's not
127498
What to do about Copy Cat answers?
94848
Change to question invalidates my answer, what to do?
10353
Duplicate flag lists "you have already raised this flag" after flagging as "Unclear what you're asking"
130608
Why can we flag/vote a question on Meta as duplicate of another question which has no accepted/upvoted answers?
133887
Are questions closed as duplicates ever automatically deleted?
113626
"Close as duplicate" - what if only the answer is a duplicate?
61584
When is a duplicate question not a duplicate?
128880
"Marked as duplicate" text doesn't make sense for questions that have no answer
38992
Is the duplicate answer flags raised for exact copies of answers of different users?
106952
"Please ask a new question" encourages question repetition for duplicates
24930
Auto comment "possible duplicate of ..." missing on voting to close as duplicate
148956
Is there any value to NOT deleting my own duplicate question?
13649
What to do with cross-site duplicates?
114835
Why don't I get credit for closing one of my own questions as a duplicate
70613
“possible duplicate” comment should be re-added if it's been deleted
16653
How to deal with obsolete answers?