A South African app allows buyers to pay for goods using their phone, without having to worry about carrying cash or credit cards.
http://edition.cnn.com/2014/02/20/business/no-cash-no-cards-just-smartphone/index.html?hpt=ibu_bn5

A South African app allows buyers to pay for goods using their phone, without having to worry about carrying cash or credit cards.
http://edition.cnn.com/2014/02/20/business/no-cash-no-cards-just-smartphone/index.html?hpt=ibu_bn5