Think about this: How much time, effort, and expense would it take to replace your iPhone if you lost it? You’d have to go to the Apple store, buy a phone, get it hooked up to your number, sync it with iTunes (you did back it up, right?), and then tweak it to just the way you like it.
Over at the American Express Open Forum I posted an article about two ways to increase the likelihood of getting your phone back if you lose it or it gets stolen with two simple apps. Check out the posting by clicking here.