The purpose of the Change SalesOrder is to request that another business application component make changes to an existing Sales Order. Processing Note: This change must refer to the original document and/or item ordered. The change processing assumes replacement of fields sent, with the exception of the fields that uniquely identify the document and/or its line, schedule or subline. These include the DocumentId and the LineNumber for the Line, Subline, and Schedule. If any of the Field Identifiers above require changing, that constitutes a cancellation of the request and/or the addition of another Sales Order. This BOD commonly causes updates to occur Is where the information that the BOD message carries is provided, in this case ChangeSalesOrder. The information consists of a Verb and one or more Nouns. The verb (Change) indicates the action to be performed on the Noun (SalesOrder).