Amanda found this interesting bit of home decorating. I'm sure there are good reasons for setting up a tent inside your house. Like... um... you have kids who are having a slumber party and are pretending to be camping. Or you're sealing the seams and just don't care about that whole "well-ventilated room" thing.
I'm not sure there are good reasons for having the set-up tent included in the listing when you try to sell your house.