As part of its Un-carrier 3.0 initiative, starting Friday, 1 November, 2013, T-Mobile U.S. will be giving 200MB of free LTE data to all its slate users. Every 30 days, the promotions team over at T-Mobile will automatically credit each registered users account with 200MB of complimentary LTE data, which can be used on any Android-powered tablet with a SIM slot.