Supply chain management involves continuously improving processes to eliminate waste in a company, similar to how dieting aims to eliminate fat from the body. It requires thoroughly examining internal processes, modifying behaviors, and maintaining a positive attitude. While outsiders cannot force a company to adopt lean supply chain practices, maintaining rigorous continuous improvement is needed to sustain benefits over time, just as maintaining a diet is required to sustain weight loss. The goals of many lean supply chain efforts include sorting to remove unneeded items, shining to make processes more visible, standardizing similar processes, setting processes in order, and sustaining ongoing monitoring of improvements.