US online display advertising will experience a strong and steady revenue growth between 2014 and 2019, while investment in offline channels will remain nearly stagnant throughout the same period. Most of the growth in online display will come from three areas that will generate the bulk of the growth by 2019: programmatic exchange-based trading, video advertising, and mobile display. Marketing leaders should read this report to understand the trends driving growth in each area and the factors they will need to consider when shaping their online display advertising strategies in the next five years.