And there are many million more Yelp and Yelp-like users than Zagat hard-copy users, and growing.
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He helped in creating one of the first commercial implementations of CAPTCHA. Levchin also provided venture capital to Yelp (NYSE: YELP).
Consumer reviews site Yelp ( YELP) and restaurant reservation service Open Table ( OPEN) were among those who jumped in, most to little success.
Yelp (YELP) is expected to book a narrower loss than a year ago when it reports first quarter earnings on Wednesday, May 1, 2013 with analysts expecting a loss of 5 cents per share, up from a loss of 31 cents per share a year ago.
Levchin was also the first investor in Yelp and is currently on the boards of Yelp, Kaggle and Evernote.
Yelp, which also led to a decisive Yelp win.
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Levchin, chairman of social review site Yelp, sold 3.1 million shares of Yelp held in his Roth individual retirement account.
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Yelp generates revenue mainly from local business advertising, display advertising and from additional services like Yelp deals, and deals with reservation services like OpenTable.
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If your friends do not write reviews on Yelp it can be hard to find reviews from people with similar tastes, and the reviews on Yelp can be quite long.
PayPal employees later spawned a number of other startups such as YouTube and Yelp.
Moreover, who really knows what anyone might have done in 1999 (Nextag) or 2004 (Yelp)?
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Groupon already leverages third-party rating engines like Yelp and Google to help consumers assess merchants.
Yelp launched the deals service last year and expanded to 20 cities this year.
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Unlike Yelp which mixes good and bad reviews, Ripoff Report focuses on the negative.
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Yelp reported its earnings for Q1 2012, its first post-IPO quarter, on May 2.
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OpenTable: Like Yelp reviews, OpenTable restaurant reviews will be integrated in Siri restaurant search.
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Consider Yelp, a popular site for finding and reviewing local businesses in many large cities.
The app is designed to encourage more reviews than other sites such as Yelp.
Everyone in this goes to yelp and searches and each of us get the same result.
This is why Yelp is successful, why Amazon customer comments are so useful.
Another factor at play is lighter-touch consumer reviews such as Amazon, Yelp and increasingly, Foursquare.
Google reviews, Yelp, YouTube and Facebook are examples of where the customer does the talking.
The search results might show Yelp and local listings as well as the restaurant website.
Yelp also exemplifies how focused, intent-based networks have greater revenue-per-head potential than networks like Facebook.
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Most recently, Yelp co-founder Jeremy Stoppelman became an advisor to the company last week.
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Yelp has more than 30 million reviews on its site and over 78 million monthly visitors.
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Yelp, LinkedIn, and Microsoft are among the first corporations to participate in this endeavor.
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It's also why I am done with community review sites like TripAdvisor and Yelp.
The truth is, apps like Yelp already provide great recommendations and are here to stay.
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People can alos recommend places listed on Yelp or Foursquare, or pull in their Foursquare check-ins.
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