==Even if a vacant unit doesn't cost you anything, you're still leaving money on the table by not renting it out.== From an economics standpoint, if you rent o

==Even if a vacant unit doesn't cost you anything, you're still leaving money on the table by not renting it out.== From an economics standpoint, if you rent out 10+ units, having them 100% rented would also indicate that you are leaving money on the table. Maybe there could be a fine/tax for units vacant over 6 consecutive months?