Reference Elements with Output Location

The ShipService WSDL includes these CustomerReference/CustomerReferenceType elements:

Value Prints
BILL_OF_LADING Shipping label and invoice.
CUSTOMER_REFERENCE Shipping label, FedEx Ground shipping reports, and in the Customer Reference element on the invoice.
INVOICE_NUMBER Shipping label and invoice.
P_O_NUMBER Shipping label and invoice.
SHIPMENT_INTEGRITY Invoice.
STORE_NUMBER Shipping label and invoice.
Note: Additional surcharges apply to FedEx Home Delivery convenient delivery options.

These elements can also be configured to print on the thermal label Doc-Tab. For more information, see the Canada Export International.

You may use reference elements to track packages or to tie packages together for a single track request.