The official business definition of a Purchasing System for Small Business is a system that helps to manage the procurement process for small businesses. It is designed to streamline the purchasing process by providing an automated system for tracking and ordering supplies, managing vendors, and tracking orders. This system can help to reduce costs by providing better visibility into the purchasing process and helping to ensure that the right products are purchased at the right price. It also helps to improve the efficiency of the purchasing process by automating the process of tracking orders, monitoring vendors, and ensuring that the right products are ordered in the right quantities. By providing a comprehensive view of the purchasing process, a Purchasing System for Small Business can help to improve the overall efficiency of the business and reduce costs.