Zipingo joins the ranks of local business review and ranking services such as Yelp, Judy’s Book (which just raised $8 million from Mobius Venture Capital, Ignition Partners and Ackerley Partners
Riffs, a review site for anything, launched quietly last week. It takes a hybrid wiki/social bookmarking approach. Any user can add a URL to begin a discussion (or just begin a discussion without a UR
Company: Yelp Launched: in Beta (since late 2004) Location: San Francisco Yelp is a website that allows users to write and share reviews of local businesses. It also has social networking features (ad