You've Got Too Much Time on Your Hands. Really.

Toyota calls it “lowering the water level.” Imagine a value stream or a production process as a river. Reducing the inventory in the process – “lowering the water level” – exposes the “rocks” that represent all of the hidden costs and waste in production. Only by revealing those rocks can you improve the process and […]

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TPS: The Thinking Production System

Teruyuki Minoura of Toyota, and John Shook, co-author of Learning To See and senior advisor in the Lean Enterprise Institute, say that “TPS” should really stand for “Thinking Production System.” In their view, more than anything else, a manager committed to Lean must constantly ask questions: Why do we have parts piled up here? Why […]

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