Consumers love getting a receipt via email because they can instantly find it for a warranty, exchange, or expense report. But retailers see great results with email receipts as well. Each receipt that is emailed to a customer’s inbox is an opportunity to deliver personalized promotions and create an extra customer touch point.
There is huge opportunity for the retailer to provide integrated services and strengthen his communication, as the channels give rise to more and more customer touchpoints.
Brandalyzer 
True, but most retailers do it to reduce cost of paper work and at the same time to stick to their “Green” (CSR) initiatives.
Hey , I think E-bill is rejected by consumers(more particularly people on the other side of 40) because they feel they might be cheated. The worst their fears come true at times.
This happens with the Telecom bills most of the times.