1.   Bunny says the upstairs floors creak with what sound like footsteps now and then, especially late at night.

2.   The roof leaks, and the upstairs floor is dangerously warped.

3.   Upstairs floors are of poplar, oak, and pine.

4.   Upstairs floors should be firm enough not to bounce when you jump up and down in the center of the room.

5.   The occupants fought back and were killed when the roof and the upstairs floor of the house caved in after a grenade started a fire.

6.   The upstairs floor took several hits.