WH RMA internal DOC RCO 5 INC RCI 5 DOS RSO 5 INS RSI 5 DSS DSS 5 RMA → Customer RMA → Customer outgoing Customer → RMA Customer → RMA incoming RMA -> Supplier RMA -> Supplier outgoing Supplier -> RMA Supplier -> RMA incoming Customer -> Supplier Customer -> Supplier incoming Supplier -> Customer Supplier -> Customer incoming RMA Customer 10 RMA Supplier 10 RMA Dropship 10 Customer → RMA pull make_to_stock RMA → Customer pull make_to_stock RMA → Supplier pull make_to_stock Supplier → RMA pull make_to_stock Customer → Supplier pull make_to_stock Supplier → Customer pull make_to_stock