Uttar Pradesh: Why did 81 Hindu families put up posters of `house for sale` in Moradabad?

Very shocking news has come out from Moradabad, Uttar Pradesh. Here 81 families of a colony have collectively put up posters to sell their houses and flee. These families allege that some houses in the colony have been bought by individuals of a particular community by paying 3 times more. After eating non-veg, they harass by throwing the leftover residue here and there in the colony.