PEP Intermedius is a network of cash merchants that serves as the bridge for unbanked customers and the financial system.
The Mobile Money Chronicles,

In November 2011 Vidya Sarma, an Insead Business School graduant with vast experience in the marketing departments of Motorola and Maersk, volunteered at PEP. In between a job switch at Philips, she helped us developing a customer relationship strategy for our end-users, including the mobile operators, banks, agents and down stream customers. During her stay she kept an interesting blog   http://vidyasarma.tumblr.com/