You’ve read all of your free items this month. To register, get added benefits and unlimited access to articles, Become a Member. Already a Member? Sign in. Advertising Age Article Abstract Pinterest Sends Your Site More Traffic, Study Says, but Maybe Not the Kind You Want Facebook Traffic Converts Better, Study Finds By Alex Kantrowitz, Published on September 19, 2013 2 Want more Access, Content & Connections? Upgrade to Membership. We are glad you are enjoying Advertising Age. To get uninterrupted access and additional benefits, become a member today. Become a Member Already a member? Log in.