JDE ST/OT Process - Order Activity Rules

The standard JDE ST/OT process involves a sales order being created at the warehouse for dispatch of goods to a site which in turn creates a purchase order for the To delivery site.  As client requires the sites to raise the order and place it back onto the warehouse, a requirement has arisen where the Purchase order raised by site has to create the sales order at the warehouse. Functionality that does not exist within JDE

To facilitate this process client is  contemplating a new batch programme (custom development) that will perform in the same manner as a user manually adding a MRP expedite message to P3411 (MRP/MPS Detail Message Revisions). The site will create a PO for the supply of a part from a warehouse; the batch program will then copy the details from the PO and populate the MRP message application accordingly. Once the message to order has been created in the P3411 the batch application will process the MRP message to create the ST/OT order, programme will then populate the original PO with