1.)Lean operations emphasize that the system should get rid of all "waste". Is it true that a system should be the leaner the better? Is there any case that a lean system is not the right system? What are potential problems if a system is too "lean"?

2.)

When a big change is implemented in an organization it can become very hard on a lot of people involved. Who in the organization is affected by a decision to shift from a traditional operations system to a lean system?