the group has focused on issues that are difficult to predict and the lack of raw materials and the opportunity to sell food, drinks that customers want, but the shop. with limited ingredients The group has made the analysis and design of purchase in order to reduce the problem of predicting the expected move. And improve the accuracy of the way they are used in stock to meet the needs of customers who use the service each day. And reduce reduce reduce people to sit in order to calculate a few. To facilitate faster and reduces the workload of the restaurant as well. Because the system is accurate and it is clear that the shop was sold anything out. How much of the subject What to buy ingredients and more in stock or not.