T-Mobile has unveiled a new service called Data Stash, which lets customers roll over unused 4G LTE data from month to month. Data Stash will roll out to all customers on eligible T-Mobile Simple Choice Plans starting in January, and every customer starts off with 10GB of free data for each line on their plan. […]
T-Mobile Data Stash lets you roll over unused data is a post from: Liliputing
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