A simple example which readily comes to mind are the small ticket mobile prepaid coupons which are needed by customers at the bottom of the pyramid and are at the same time significant contributors to the revenues of mobile operators. So also is the case with single serve sachets of shampoo and toothpaste which are convenient and easy to use.
Developing an interoperable payment ecosystem: I will touch upon another dimension to distribution of payment services. Can we visualize a state of interoperability where a customer walks into any bank branch or post office for meeting his normal banking needs without necessarily visiting the bank/branch where he has an account?