170 U.S. Brands Are Already Using This Ad Tech That Can Target People in a Specific Building

xAd shows how precise location data is getting

The motto of the 28th annual Mobile World Congress is "The Edge of Innovation," and xAd's message at the conference is particularly on theme. The New York tech company can literally target you with an ad based on the edges of the building in which you stand, a capability that's brought to life with an accuracy-verification data feed called Blueprints.