Facebook has suspended 10 large groups for helping hundreds of thousands of people trick Instagram’s algorithm into showing their posts to more people.

The groups — some with memberships in the hundreds of thousands — artificially inflated the popularity of member accounts and posts, tricking Instagram’s algorithm into further promoting them. With names like “Instagram Like and Comment” and “Instagram Followers Exchange,” the groups were filled with threads in which members coordinated like and “follow for follow” trades, often around shared interests like beauty and fitness.
— Leer en www.buzzfeed.com/alexkantrowitz/facebook-removes-ten-instagram-algorithm-gaming-groups-with