Cell Phone Secrets Die Hard

duplo1 writes: According to an article on CNN, "Selling your old phone once you upgrade to a fancier model can be like handing over your diaries. All sorts of sensitive information pile up inside our cell phones, and deleting it may be more difficult than you think." It seems that corporate security policies need to extend their disposal standards to mobile devices, but what is there to educate consumers regarding such a potential breach of privacy?