[Priyanka]

Yahoo has said that it agreed to buy fashion startup Polyvore to help drive traffic and strengthen its mobile and social offerings.Yahoo, which did not disclose terms of the deal, said Polyvore will accelerate its 'Mavens' growth strategy. The company has been focussing on four areas — mobile, video, native advertising and social — which it calls Mavens, to drive user engagement and ad sales as it battles intense competition from Google and Facebook. Revenue from Mavens made up about one-third of the company's total revenue in the quarter ended June 30. The Mavens portfolio includes BrightRoll, mobile app network Flurry, mobile ad buying platform Yahoo Gemini and blogging site Tumblr.