When you think of living in a place that's only 300 square feet (or imagine half that size at 150 square feet), you ... the fact that the small bedroom has room only for her bed.

And in New York, there are hotels like Moxy, where the smallest room is 150 square feet and costs as little as $126 per night, and Yotel, which calls its rooms "cabins." A solo cabin at Yotel is ...