With most of Western Europe entering the recovery from the 2008 economic downturn, Forrester expects display advertising spend to grow at a steady pace for the next five years across the region. Growth will particularly emerge from two main areas: increased spending on tablet and mobile devices and the expansion of rich media and video advertising as Western European marketers' display format of choice. Marketing leaders should read this report to understand the expected growth patterns and the underlying trends for online media investment across Europe in the next five years.