This document provides a May 2013 update on the out-of-home (OOH) advertising industry in the UK. It summarizes key metrics and trends, including that OOH revenue in 2012 was £970.1 million, a 9.5% increase year-over-year. Surveys show increases since 2004 in activities like visiting concerts, theaters, museums and eating out. Digital OOH is growing, now making up 19% of total OOH spending. Major advertisers and categories in OOH are identified. Innovative campaigns and industry awards are also highlighted. The report emphasizes that OOH must adapt to keep pace with emerging technologies and changing consumer behaviors.