5. For the lack of goods, the temporary out-of-stock label should be marked, and the date of shortage and arrival time should be indicated;
6. Can not have items that have expired;
7. Out of stock to keep vacancies, can not be filled with other goods;
8. The principle of the classification of the goods on the shelves that must be met;
9. The sale of the price is due to meet the special needs of customers and the goods displayed on the sales shelves, which are classified as end shelves and stacked goods;
10. Clearance and negative gross profit products should not be used for display of stacked goods;