Number Crunch: Yelp 2015
Yahoo, Google, Twitter. Yelp continues the time-honoured trend of digital giants adopting wacky names while delivery a very sophisticated service. So today we're having a closer look at the location and review-based service. Yelp all about it Yelp was founded in 2004 and today has 142 million monthly unique users. Over 90 million reviews have …