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 Social Data, Used Well, Can Add Years to a CMO's Tenure With Constant Real-Time Feedback, Campaigns Can Be Tweaked Midstream to Ensure Success By Paul Dunay, Published on May 25, 2012 4 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. Register Now Already a member? Log in.