Limited time only. Requires purchase of an iPhone XS and new activation on a GCI mobile plan. 1To be eligible for trade-in, a qualifying device must meet all Trade-In Program eligibility requirements, which includes the device powers on and holds a charge; has a functioning display; has no breaks or cracks in the screen; has no breaks or cracks in the casing; has no other visible defects that go beyond normal wear and tear; is not on a black list of any kind; has all personal information removed from device; and has reactivation lock, Google Factory Reset Protection, Find-My-iPhone and all other anti-theft locking software disabled. Trade in values as follows: $500 for qualifying iPhone X, $400 for iPhone 8+; $360 for iPhone 8, Galaxy Note8; $250 for qualifying iPhone 7/7+, Galaxy S8/S8 Plus $100 for qualifying Galaxy S7/S7 Edge; $75 for qualifying Galaxy S6/S6 Edge/S6 Edge Plus, Galaxy Note5. 2Starting 9/21/2018, add one unlimited mobile line, with either a smartphone or a tablet, and get unlimited 1 GIG red internet service for only $124.99. That’s a savings of $50. Not available in all locations. 3While supplies last. Offer ends 12/31/18. Eligible devices: Apple iPhone 8, 8 Plus, and X. $600 applied as a $25 monthly bill credit over 24-months. 24-month installment sale required. Amounts owed after bill credit as follows: iPhone 8 64GB $0, iPhone 8 256GB $149, iPhone 8 Plus 64GB $99, iPhone 8 Plus 256GB $249, iPhone X 64GB $299, iPhone X 256GB $449. If you cancel service, the full retail price balance will be due. Requires one new line of GCI's Simply Unbeatable Unlimited mobile plan. Max of 2 per account. If applicable tax on full retail price due at time of sale. Terms and conditions and additional charges and fees may apply.