WARC Global Ad Trends - A focus on DOOH

LONDON, Nov 27, 2018 - (ACN Newswire) - Spend on digital out of home advertising (DOOH) -- i.e. video content and/or digital signs located in high traffic public locations such as high streets, airports, bus shelters, subways and malls -- is expected to grow 10.1% each year between 2018 and 2021,...