DALLAS, Jan. 8, 2025 /PRNewswire/ -- The AT&T Guarantee will set a new bar in customer experience covering network, customer care and offers for consumers & small businessesKey Takeaways:  AT&T is leveling up the industry with a bold guarantee to our customers, promising an elevated experience focused on connectivity they can depend on, deals they want, and the prompt, friendly service they deserve. All guaranteed, or we make it right. We're the first and only carrier to launch a customer guarantee for both ...