Starting May 1, 2012: Due to the limited functionality of the invoiceHeader_supplierOrderReference, CyberSource recommends that you use the item-level field item_#_productName instead. Include only one of these fields in a request; including both fields could result in an error.
The specification that CyberSource used to implement Level III processing for FDC Nashville Global is the First Data PTS Specification, v2010-2, October 30, 2010.