why keep sending scam text about the discount

Why comcast member received many texts about new increase monthly bill and lock rate, Is this a mortgage center locking your mortgage

rate . Why the representative always push you to get a new iphone with discount why ?My billing cycle is due on the 17th of the month and I paid

up early few days than they start billing me early and due date early. Why the company don't reward the good and loyal customer instead they tried