The purpose of the GetPlannedPurchaseOrder is to enable a business application module to request information concerning a specific purchase order from another business application. The reply to this BOD is the ShowPlannedPurchaseOrder. There are several environments that may use this capability. For example, an MRP application may use this BOD to ask for information from a Order Management application, or a Plant Data Collection application may also use this BOD to request information from a Order Management application. This may als happen across business parties. This BOD does not usually cause updates to occur. Is where the information that the BOD message carries is provided, in this case GetPlannedPurchaseOrder. The information consists of a Verb and one or more Nouns. The verb (Get) indicates the action to be performed on the Noun (PlannedPurchaseOrder).