The USPS released Publication 199 to provide technical guidance for the implementation of the Intelligent Mail package barcode (IMpb) and file formats for Confirmation Services and Electronic Verification System (eVS) Mailers … (click to read)
The USPS released Publication 199 to provide technical guidance for the implementation of the Intelligent Mail package barcode (IMpb) and file formats for Confirmation Services and Electronic Verification System (eVS) Mailers … (click to read)