Yelp's stock surges 27% amid signs of a sharper focus

Yelp’s 5 years as a public company have not always been fun. Founded almost 13 years ago, the social review site hit a low point in May 2015 with rumors that it was seeking a buyer as growth sputtered. Despite being a Web 2.0 pioneer, it has only occasionally managed to post quarterly profits. It’s seen […]