What is Yelp?
According to Wikipedia,
Yelp, Inc. is a Web 2.0 company that operates a social networking, user review, and local search web site of the same name. Over 25 million people access Yelp's website each month, putting it in the top 150 of U.S. Internet web sites.
Why should you join yelp?
Well, for an reviewer its a great way to tell people what you like or dislike about a business or service.
For business, its always a benefit to have another web listing and to manage and view what locals think of your business.
So, become a Yelper and Join at Yelp.com.
Check out mine at yasoobahmed.yelp.com.