It's not to hard to opt out of this intrusion into your privacy. Just click the links below for your carrier, log in and opt out of the program. Remember that almost anything free on the web isn't. There is always some sort of ad, data mining, third party pop-up that's paying the bill. Keep your guard up and try to maintain your privacy. Once you loose it, it's almost impossible to get it back!
* Thanks TechCrunch for the links