Purchasing outsourcing is a business practice that involves the transfer of certain purchasing activities from an organization to an external provider. This external provider is typically a third-party company that specializes in the specific activities that are being outsourced. By outsourcing purchasing activities, organizations are able to reduce costs, improve efficiency, and increase their overall purchasing power. Outsourcing also allows organizations to focus on their core competencies, freeing up resources to focus on other areas of the business. Additionally, it can help organizations stay up-to-date with the latest purchasing trends and technologies, and access a larger pool of qualified vendors. Purchasing outsourcing can also help organizations reduce the risk of fraud and ensure compliance with regulations. All in all, it is an effective way for organizations to improve their purchasing process and gain a competitive edge.