As many homeowners move to living smaller in tiny houses, accessory dwelling units and mobile homes, the sleeper sofa has taken on new importance regarding space-saving needs. From modular sofas that come equipped with pop-up storage to sleek click-into-place daybeds, today's designs can be pushed, pulled and opened like a book. And they look good, too. We have compiled a list of 11 of the latest designs to hit the market. Prices were checked prior to publication but may fluctuate depending on individual retailers.