Exterion Media starts tracking Tube journeys and browsing activity of millions of O2 customers (IB Times)
Exterion Media has started tracking the Tube journeys and browsing activity of millions of O2 customers. The data will be used by the out-of-home media owner to guide marketing companies on where best to display their advertisements on London's Underground route, which carries 1.3 billion passengers every year, with Waterloo being the busiest station. […]
Sat, Feb 13, 2016 at 6:56 PM