DataXu, a leading provider of programmatic marketing technology solutions, today announced a new way for brands and agencies to increase ROI on 1st-party data used in Walled Garden media environments: the OneView™ data activation platform. With OneView, marketers can increase the scale and addressability of their 1st-party data, syndicate the results to a range of 3rd-party platforms, and garner lower average media prices at the same time.