Apple’s upcoming IDFA (Identifier for Advertisers) can be launched on any day, and advertisers are expecting the worst of it. Because the digital marketing industry is predicting that users will turn off data tracking completing with the up-front prompt that will be displayed on applications on iOS devices. Many advertisers companies were not in favor of these changes because according to them, once you give permission to the users, they will never allow you to track their data, After all, they don’t trust marketers and advertisers. The removal of in-app tracking data will affect two things, re-targeting which is based on purchase activities of users, and ascription of conversation based on ad experience.