Scott Goldman uses his mobile phone to call friends and business contacts all over the world, from Britain to Australia. But the Southern California-based consultant doesn't pay a dime in international tolls to his mobile phone carrier, AT&T, the biggest in the U.S.
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Scott Goldman uses his mobile phone to call friends and business contacts all over the world, from Britain to Australia. But the Southern California-based consultant doesn't pay a dime in international tolls to his mobile phone carrier, AT&T, the biggest in the U.S.
