A postage system includes a data center, a population of postage metering systems and a control system that is in operative communication with the data center and the population of postage metering systems. The population of postage metering systems are located remote from the data center and are geographically...http://www.google.de/patents/US7133850?utm_source=gb-gplus-sharePatent US7133850 - Postage system having telephone answering and message retrieval capability
