MRO buying is the process of procuring materials, supplies, and services that are necessary for the day-to-day operations of a business. It stands for Maintenance, Repair, and Operations and is an important part of the supply chain process. MRO buying involves the purchase of items such as tools, spare parts, office supplies, and other materials that are necessary for the efficient running of a business. MRO buying is a cost-effective way to ensure that the business has the necessary supplies and materials to keep operations running smoothly. It also helps to reduce the cost of inventory and improve the efficiency of the supply chain. MRO buying can be done through a variety of methods, including online purchasing, direct purchasing, and purchasing from a third-party vendor. The goal of MRO buying is to ensure that the business has the necessary supplies and materials to keep operations running smoothly and efficiently.