The iPhone 7 is almost here. For those looking for the best deal on the smartphone rumored to be priced at about $790, the major U.S. carriers are a good place to start. AT&T, T-Mobile, Verizon and Sprint have all fought hard to win over new customers with the debut of each Apple device and the rumored Sept. 7 release of the iPhone 7 should be no different. Below is our guide to how to work your carrier's promotions to get a good deal on a new phone.
T-Mobile
