If pigs will fly before you let boxes or crates peek through your bed skirt, try a platform bed frame. It's the perfect spot for storing out-of season clothes, since you'll only have to lift it up every few months. Click through for this and more under-bed organization ideas.
http://davewirth.blogspot.com/2012/02/twin-beds.html Making entertaining mattress for college students. The 2 the bedroom is manufactured out of willis wooden thing. Or just are priced at no more rather than $100.