Hmm interesting but I think I read that US Cellular just took a hit of $35 Mil so they probably need the cash.
http://www.engadget.com/2012/11/07/sprint-pays-us-cellular-480-million-for-spectrum-and-customers/
http://www.engadget.com/2012/11/07/sprint-pays-us-cellular-480-million-for-spectrum-and-customers/