ZDNET | Latest Follow AT&T or T-Mobile customer? Verizon promises to lower your bill for 3 years - how it works The latest Verizon promo invites you to present your bill from AT&T or T-Mobile to get a better deal. See if you qualify. https://www.zdnet.com/article/at-t-or-t-mobile-customer-verizon-promises-to-lower-your-bill-for-3-years-how-it-works/ zdnet.com