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 PlaceIQ Hires Tumblr's Former Finance VP as First CFO Company Planning New Products to Help Other Business Track Consumers on Mobile By John McDermott, Published on August 15, 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. Register Now Already a member? Log in.