The document discusses lean supply chains and some of the key considerations for organizations. It defines lean as doing more with less and supply chain as connecting suppliers, manufacturers, delivery services and customers. Implementing lean principles within a supply chain allows organizations to more efficiently respond to customer needs. However, a lack of cooperation among participating companies can result in a supply chain that is not truly lean. The document outlines some important aspects of lean supply chains such as customer value, demand volatility management, system thinking, and using metrics from a systems perspective.