In the mode of selling determining purchasing, the vendor delivers commodities to the VIP warehouse and then VIP delivers these commodities to customers. First, the PO is bound during VIP creation period. At this moment, the set commodity stocks are virtual stocks. Then, the vendor delivers commodities on actually produced orders to VIP. Finally, VIP delivers commodities to customers. The final commodity purchases are accounted based on actual sales.
The vendor delivers commodities to customers directly based on the actually produced valid orders.