This part discusses the core Lean methods and tools that are used approximately 80% of the time by organisations on the Lean transformation journey. The top level methods illustrated are:

• 5S workplace organisation
• Visual management
• A3 problem solving
• Standard work
• Idea management system
• Kaizen
• Quick changeover
• Total productive maintenance
• Kanban
• Poka yoke
• Flow practices

(Many tools are nested within each individual method.)