Soon, You Might Be Able To Check Out At the Grocery Store... With Your Smartphone

08.16.12 | Sarah Harnisch

Several major retailers are working on a new mobile payment service that will allow customers to check out using their smartphones.  Walmart, Target and several other retailers announced yesterday they're creating a smartphone app called Merchant Customer Exchange, or MCX.  The service will be available on all smartphones, including iphones and Droids.