Lean manufacturing has revolutionized the way manufacturing is done. The reason why it was so successful is because it focused on improvement. Reducing the lead time, cutting waste, increasing productivity, and simplifying the whole supply chain, were all ways they improved the traditional systems. Using this philosophy, Toyota raised to the top of the car industry and has continued to be successful. Lean is a great example that shows simplicity and improvement is the key to success. What are your thoughts on Lean?