“One thing that I think we as an industry need to do is to truly understand what the distribution of impressions is. Because sometimes when you do a buy, some clients think they’re only getting O&O’s, but if there is a certain size of a buy that the O&O can’t fulfill than many of the publishers will…”— Susan Schiekofer, digiday.comTagged: Media Cliff Notes, GroupM, Content Distribution, media strategy