Why is cross posting discouraged?
295
Is cross-posting a question on multiple Stack Exchange sites permitted if the question is on-topic for each site?
39254
Limits for self-promotion in answers
94000
Posting XML in Stack Overflow
108390
Is there SEO conflict if making identical posts on Medium and on a standalone website?
69448
Posting to share knowledge instead of a strict Q&A
138487
How to remedy Imgur "403 Forbidden" errors?
20138
Allow cross-posting of questions to more than one SO site
102601
Ajax post displaying an inadequate message
127896
When to ask multiple questions in a single post ? (Revisited)
48768
Is there some markup to post tags?
65051
Oneboxing a Stack Exchange post using HTTPS does not work
49085
How can we put pressure on Stack Exchange Inc. without damaging the community?
16766
Why does editing posts on SO require a minimum of 6 charaters?
7490
Error Message: It looks like your post is mostly code; please add some more details
47837
Is it OK to crosspost Stack Overflow questions, now that the Portuguese SO is open?
71551
Is it OK to cross-post an old, unanswered question?
13649
What to do with cross-site duplicates?