Is it okay to post the same question on both Quora and Stack Exchange?
131386
Would it be wrong to copy-paste questions from Quora?
19435
Can I use the Stack Exchange concept in my own sites?
57056
Opinions on closing an older question as a duplicate of a newer question
106999
Is cross-posting wrong (to an external site)?
64859
Is it acceptable to add a duplicate answer to several questions?
124213
Do questions about specific StackOverflow implementation details belong on SO or Meta?
126766
Move questions between Stack Exchange sites
3281
Flag/close/share questions/answers?
127896
When to ask multiple questions in a single post ? (Revisited)
19629
Where is it preferred to place the answer to duplicate questions?
47837
Is it OK to crosspost Stack Overflow questions, now that the Portuguese SO is open?
20138
Allow cross-posting of questions to more than one SO site
17486
Is it OK to answer a question that you also vote to close?
90717
How do I combine two answers to create the best answer on stackoverflow?
34292
What should we do about Stack Overflow-specific questions on Meta SE?
108390
Is there SEO conflict if making identical posts on Medium and on a standalone website?
23667
Build and strengthen the Stack Exchange community with "crossover questions" between sites