Filling the creative gap.
Consistent reporting, inventory forecasting and programmatic advertising are but a few features of GAM for display and video advertisements. GAM is a free account when your publication delivers up to 90 million impressions monthly. Publishers must have a Google AdSense account in order to obtain a GAM account and must abide by Google policies.
Advertising websites get the most value for every impression on every screen with real time competition between ad exchanges and programmatic advertising.
GAM is a free account provided by Google with highlights such as;
Campaign trafficking and reporting
Scale your advertising business with ease
Reach audiences on every screen