This document discusses lean project management principles. It defines lean systems and enterprises as emphasizing the prevention of waste and fostering continuous improvement. Lean thinking aims to deliver customer value with the least waste in the shortest time. Lean goals include improving quality and reducing waste, lead time, and costs. Lean principles specify value, identify value streams, emphasize flow, pull systems, and perfection. Lean project managers focus on eliminating waste in hand-offs between team members. Strong project chartering, seeing projects as value streams, and continuous learning are emphasized.