The official business definition of 4PL (Fourth Party Logistics) is a type of supply chain management that involves a company outsourcing its entire logistics operations to a single provider. This provider is responsible for managing all aspects of the supply chain, from sourcing and procurement to inventory management, warehousing, distribution, and customer service. 4PL providers are typically experienced in the logistics industry and can offer a range of services that may include transportation, warehousing, customs clearance, and other value-added services. By outsourcing the entire supply chain to a single provider, companies can reduce costs, improve efficiency, and better manage their inventory. 4PL providers also offer access to a wide range of technologies, such as transportation management systems, that can help companies better manage their supply chain. In addition, 4PL providers can provide companies with the expertise and resources to help them meet their goals and objectives.