Whether you’re a fan of T-Mobile US or not, it’s easy to see why customers have responded so strongly to the “Un-carrier” campaign led by CEO John Legere, who helped turn the carrier around and even overtake rival Sprint in terms of customers.Whether you’re a fan of T-Mobile US or not, it’s easy to see why customers have responded so strongly to the “Un-carrier” campaign led by CEO John Legere, who helped turn the carrier around and even overtake rival Sprint in terms of customers.
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