One Free — T Mobile S8 Buy One Get

: Existing customers had to add at least one new voice line with unlimited data (T-Mobile ONE or Simple Choice Unlimited). New customers were required to activate two lines on a qualifying unlimited plan.

: Both phones had to be purchased on T-Mobile’s no-interest Equipment Installment Plan (EIP) . This meant paying the taxes for both devices upfront. t mobile s8 buy one get one free

: After purchasing the phones and activating the lines, users had to submit a rebate request online at the T-Mobile Promotions Center . Key Details and "Catches" : Existing customers had to add at least