There is top notch research where advertising companies calculate number of vehicles and people travel by a particular roads, and strategic placement of banner is done accordingly, which is analogous to advertisements done in marketing, where they calculate various parameters like number of users which decides ranking of websites along with dwell time of users on those websites. And Google banners and display serves on those websites to make impressions on these users.
Banner ads are usually the rectangular image, or text ads. That occupies a spots on intervals on app’s layout. They remain on the screen, whereas users are interacting with the app, and these apps might refresh mechanically after a definite amount of your time. We recommend that if you are new into mobile advertising, they are excellent places to begin with.
These ads can be displayed across various networks on internet which may be instrumental in building brand image.