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 Three Ways to Fix the Flawed Agency Model Industry Needs to Apply Data, Creativity to Business Problems By Amir Kassaei, Published on December 30, 2013 8 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.