1. https://www.quora.com/
2. https://answers.yahoo.com/
3. http://www.blurtit.com/
4. http://www.answers.com/Q/
5. https://www.funadvice.com/
6. https://www.askmehelpdesk.com/
7. http://www.theanswerbank.co.uk/
8. http://www.askdeb.com/
9. https://able2know.org/unanswered/
10. https://inside.com/#mahalo/answers/
11. http://www.answerbag.com/
12. https://ask.fm/
13. http://www.ehow.com/
14. https://stackoverflow.com/
15. https://superuser.com/
