“No one benefits” is not an accurate statement at all. The purpose of a coop is to be able to choose your neighbors in the building. The reasons for doing so

“No one benefits” is not an accurate statement at all. The purpose of a coop is to be able to choose your neighbors in the building. The reasons for doing so could be indefensible, like keeping out blacks and Jews, or they could be things like ensuring the financial health of the building, blocking people who will engage in endless construction, or avoiding drama by excluding celebrities that draw paparazzi.