Marissa Mayer engaging Twitter users who promise to switch to Yahoo September 19, 2013 by admin Tweet Yahoo CEO Marissa Mayer has begun using her Twitter account in an effort to get users to switch to the company’s services, retweeting and responding to those who promise to do so. Read more… Neowin Related Posts:Yahoo! / Mozilla search partnership: What’s Marissa…Windows 10 will soon start nagging you to switch…Logitech is 'retiring' the old Options app, urges…Microsoft apparently hates it when you switch from…Yahoo laying off 20% of its employees, most of which…