1. We have to back-order your computer until the mouse arrives.

2. S : Live bugs on back-order.

3. The objective is to simultaneously optimize the order quantity, reorder point, back-order discount and lead time.

4. This system chooses scheduling policy of flow depending on user's numbers of back-order , and delivers the back-order into the user in fixed time and place.

5. In summary, this new Web page will enable a user to view back-order inventory items that may be ordered from a supplier and allow such items to be canceled.

6. The user splits purchase lines between different sources and a back-order notice automatically displays in a separate window for portions of the order that are not filled.

7. The total cost includes the ordering cost, storage cost and back-order loss in the storage management which under the condition of limited warehouse capacity.

8. The warehouse manager needs to find out which items need to be put on back-order, and which supplier to contact for a customer.