<p>Just to follow up for mdcissp - you can add unlimited texting - or a set # of messages per month - to your son’s cellphone plan. We’ve gradually crept upward because my D’s friends are text-crazy, and then our S said this is the way USC kids communicate with each other on the fly. Have you noticed teenagers staring at their phones and kind of twitching? They’re not deranged, probably just texting :)</p>