Evaluating Process and Supply Chain Design, choose 2 of the following questions to discuss and respond with a minimum of 175 words: 

• What is the lean concept and why is it important to study? 
• How can lean be applied to manufacturing and service processes? 
• Will lean work in service environments? Why or why not? 
• Discuss ways to use lean to improve one of the following: a pizza restaurant, a hospital, or an auto dealership. 
• Why is lean hard to implement in practice? 
• Explain the relationship between quality and productivity under the lean philosophy.