enum unit_type: [ :apartment, :apartment_building, :barn, :boat, :bnb, :bnb_unit, :building, :bungalow,
                    :cabin, :caravan, :castle, :chacara, :chalet, :chateau, :condo, :condo_building, :condo_hotel,
                    :condo_hotel_unit, :cottage, :estate, :farmhouse, :guesthouse, :hotel, :hotel_unit, :house,
                    :house_boat, :lodge, :mas, :mill, :mobile_home, :recreational_vehicle, :riad, :room, :studio,
                    :townhome, :villa, :yacht ]