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 Networks Aim to Land More Super Bowl Ad Dollars Twitter, Facebook Try to Win Larger Paid-ad Outlays as They Assume Bigger Role In Big Game By Cotton Delo, Published on January 14, 2013 0 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.