Real estate in most cities is extremely expensive. Now consider all the space we give away for free so people can momentarily store their cars. Some people hav

Real estate in most cities is extremely expensive. Now consider all the space we give away for free so people can momentarily store their cars. Some people have realized the extreme bargain this is: http://www.nytimes.com/2004/05/08/nyregion/a-rent-free-place-if-you-can-find-a-spot-to-park.html http://www.nytimes.com/2004/05/08/nyregion/a-rent-free-place...