This means managers give suppliers a list of what they want. Suppliers then give buyers a written statement of how much it will cost for all those goods. Managers and suppliers then discuss technical and business problems that may affect the purchase. Managers try to bargain for a lower price on the goods. Once managers are happy with the price, they sign a contract with the supplier.
Purchasing managers keep track of economic information that relates to their product.
Thus they track market conditions, price trends, or the futures market. Much of this is done on a computer. Purchasing Managers is in the Business, Management, and Finance Career Cluster.