"You have suburbs full of families that will never move out, and if they do move out, will just rent the building out rather than selling." Exactly. This is w

"You have suburbs full of families that will never move out, and if they do move out, will just rent the building out rather than selling." Exactly. This is what property taxes helped with. Taxes should be increased to keep houses out of the investment game. Once a house is an investment: it is rented out (increased each year), city councils vote no on all new housing,etc, --- it all gets nimby fast.