Premium publishers use private marketplaces: With private markets, only a Serie group of advertisers can bid on a publisher’s ad inventory. With RTB and private marketplaces, publishers can sell their advertising stock with even more transparency and control. Direct buying involves advertisers purchasing ad space directly from publishers, and negotiating https://geotargeting48875.myparisblog.com/28949847/neue-schritt-für-schritt-karte-für-betrugsprävention