Full Housing Models: The entire range of Housing Models is the number of occupied models + the quantity of vacant models. Possession is defined by whether the device is occupied by an owner or by a tenant.M?t kh?u: B?n c?n thi?t l?p m?t kh?u d??nh??nh?ng v?n ??m b?o an toàn b?ng cách k?t h?p c??ch??và s??cùng các ký t????c bi?t.??i v?i nh?ng