This is working quite well for the swiss postal system. Amongst other services (notably: public transport and a business solutions division), PostFinance provid

This is working quite well for the swiss postal system. Amongst other services (notably: public transport and a business solutions division), PostFinance provides financial services. Out of 6 divisions, the financial one accounts for about a tenth of manpower, a quarter of revenue and 60 percent of profit. Such a combination opens up awesome opportunities for supply chain and working capital management: merchants in e-commerce can offload great parts of their business: Goods are received and shipped by mail anways. If you throw payment in the mix, as a merchant, all you have to do is guide customers to your electronic checkout. Let the postal service worry about payment, storage and fullfillment.