Include all apartments, flats, etc, even if vacant.

[] A mobile home
[] A one-family house detached from any other house
[] A one-family house attached to one or more houses
[] A building with 2 apartments
[] A building with 3 or 4 apartments
[] A building with 5 to 9 apartments
[] A building with 10 to 19 apartments
[] A building with 20 to 49 apartments
[] A building with 50 or more apartments
[] Boat, RV, van, etc.