Walmart phones and service suck ... Called them and they said he is on T-Mobile. Family Mobile also said they don’t have any towers in Mexico. Verizon has towers. Another lie.

Walmart’s intention to step up investment ... pick-up concept enabling customers to order groceries online or by mobile phone and retrieve their orders from a drive-up facility (see story).

Walmart is rolling out its own new digital payment method called Walmart Pay, joining the ranks of -- and going up against -- tech giants like Apple and Google. But are consumers ready to adopt ...

Wal-Mart Stores Inc., the world's largest retailer, is taking its cost-savings message to another interactive channel with the launch of its Walmart Holiday Mobile Alerts program. The mobile effort, ...