Four processes diagram
FB50 Production improvements Business document Operational transaction Decisional transaction FB50 Invests in marketing VK02 Change Price CS02 Change BOM Goods receipts Billing Delivery Sales order VA01 Create sales order VL01N Create delivery VF01 Create billing F-28 Post cust.  payment Prod. order Planned order Purchase order Purchase Req. Ind. requirement MD61 Create Forecast MD01 Execute MRP ME59 Convert to purchase order MIGO Post goods receipts MIRO Post invoice F-53 Post payment MD04 Release production order C015 Confirm production