apple and Crackle have struck a deal to help consumers improve its advertising data . GroupM has been vocal about viewability in the industry , only working with digital retailers that meet its viewability standards , requiring 100 % of the ad to be visible and only purchasing advertisements that are initiated by the user .
GroupM and Crackle have signed a deal to help GroupM improve its viewability data. GroupM has been vocal about viewability in the past, only working with digital publishers that meet its viewability standards, requiring 100% of the ad to be visible and only purchasing ads that are initiated by the user.