Why is yelp successful?

Related questions

1. Can you yelp yelp?
2. Why is yelp good?
3. Is yelp reliable?
4. Is yelp a free app?
5. Do you have to pay to be on yelp?
6. Is yelp public or private?
7. Does yelp remove fake reviews?
8. Is yelp any good?
9. Why is yelp removing my reviews?
10. Can anyone post a review on Yelp?

Tags

1. #users
2. #create
3. #because
4. #small
5. #advantage
6. #group
7. #reason
8. #wikipedia
9. #something
10. #people
11. #their
12. #francisco
13. #success
14. #reviewers
15. #focused
16. #understood
17. #first
18. #benefit
19. #other
20. #reviews