25.02.2014 14:05 Uhr, Quelle: Engadget

T-Mobile's UnCarrier plans are working, adds 4.4 million new customers in 2013

When John Legere jointed T-Mobile, the company had lost two million customers and was eating some substantial losses. The party-crashing CEO, however, seems to have turned things around with the UnCarrier, Jump and Simple Choice programs. In the

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