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Phone farming, also known as a click farm, is essentially used to create passive income by exploiting a mobile incentive program using multiple devies to perform the same action simultaneously, whether it be watching a trailer or downloading apps. Most of these phone farmers use paid-to-watch apps or other incentive based programs over dozens or even hundreds of devices in order to increase the total amount earned. Read more for a video and additional information.
It can also be used for operations that orchestrate dozens or even hundreds of phones to create a certain outcome such as improving the ratings of a restaurant in Yelp or bumping up the rankings for apps in App Stores with 5-Star reviews. More recently, these phone farmers have been using this particular method for leaving 5-star reviews on Amazon or other e-commerce websites in order to increase rankings as well as sales.