Systems and methods for mid-stream postage adjustment

摘要

A method and system for receiving payment for postage by a delivery system operator from a customer is provided. The method includes receiving payment from the customer for a first postage value; receiving the parcel for delivery, the parcel including a machine-readable postage indicia indicating the amount of the received payment; determining parcel attributes; calculating a determined postage value for the parcel based on the determined parcel attributes; determining the first postage value from the indicia; and transmitting a postage payment adjustment amount based on a comparison between the first postage value and the determined postage value.