Just for this round... this is a one time thing. It will not be extended to future transactions.
That must be nice for someone who signed a 2 year contract on 1/31/14, lol.
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Read carefully.This was referring to the old (non-mobile share) plans.
That's on their Mobile Share Value Plans webpage.
http://www.att.com/shop/wireless/data-plans.html#fbid=ehu5kivECzi
scroll down to pricing at the bottom and it's in that paragraph.