Audience Measurement system for Digital Out-of-Home

The world’s largest international outdoor media owners – APG|SGA, Clear Channel Outdoor, Exterion Media and JCDecaux are working together to develop the first standardised industry approach to measuring digital out-of-home (OOH) audiences. This unique industry collaboration comes in response to continued global growth of digital outdoor advertising, estimated at 23% annually between 2007-2014*, with further growth of 21% predicted in 2015.
More information: http://clearchannelinternational.com/news/outdoor-media-owners-unite-to-develop-an-audience-measurement-system-for-di