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 WPP Acquires Interactive Shop Schematic Latest in Series of Moves by Giant Ad Companies to Snap Up Digital Agencies By Megan Mcilroy, Published on September 10, 2007 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.