The claim is landlords are using algorithms to keep units vacant to increase prices. They can't do this because most of them only own 1-2 units. But you're sti

The claim is landlords are using algorithms to keep units vacant to increase prices. They can't do this because most of them only own 1-2 units. But you're still describing a cartel, which can only happen if the number of producers is fundamentally limited, because any new producer doesn't care if the others have to lower prices.