If housing prices don't go up, landlords make profits from rents rather than appreciation. Currently in SF, if housing wasn't appreciating, landlords would dema

If housing prices don't go up, landlords make profits from rents rather than appreciation. Currently in SF, if housing wasn't appreciating, landlords would demand a greater percentage of the purchase price from renters, or house values would stabilize at a lower point where rent receipts are enough to make a reasonable return.