Find Anything With Your Cell Phone

Get home prices while house-hunting or let advertisers find you.

ByABC News
January 15, 2008, 9:59 AM

Jan. 15, 2008 — -- Our cell phones have quickly become the center of our digital universe, no longer containing just phone numbers and ringtones but photos, e-mail, music and a continuous text-message conversation with friends. As these devices grow smarter, we conversely demand them to be smarter.

An entirely new market has popped up around this idea that of our cell phones knowing where we are and what we need. They may initially strike the paranoid among us as a bit invasive, but the following technologies, along with a host of others, are helping our cell phones help us more.