Lean has been frequently used for the past few decades, until today it is still being used widely by many organizations for various applications. With that many years of application as a foundation, Lean has been proven to be a versatile tool to solve problems especially related to efficiency and effectiveness. The book reviews and compile past successful stories of the implementation of Lean across several industries including both manufacturing and servicing. To show the versatility of Lean, integration of Lean with other strategies or tools is included as well.