Less is the new more!

Good Design For Living in Small ApartmentsAs people migrate to smaller spaces, good design helps a lot. This is something they figured out in Europe long ago, that if you don't have a lot of horizontal room you can go vertical.
This unit just raises the floor high enough for beds to slide under.
This one looks a bit clinical, but has two single beds plus a pull-out double bed in between. When you read in the New York Times that professional couples with children are moving into small one-bedroom apartments in Manhattan and sleeping in closets, perhaps this stuff could be useful.