Which principle is central to Lean's approach to efficiency?

In Lean's approach to efficiency, minimizing wait times is a fundamental principle. This principle emphasizes the need to streamline processes to ensure that work flows smoothly without unnecessary delays. When wait times are reduced, it leads to a more efficient use of resources and enhances overall productivity. The Lean methodology aims to eliminate any activities or steps in a process that do not add value, which often includes waiting periods where work is halted.

Efficient processes allow for quicker response times to customer needs and can contribute to lower operational costs and increased customer satisfaction. By focusing on reducing wait times, organizations can maximize their efficiency, leading to improved performance and effectiveness in delivering products or services. This is key to Lean thinking, as it aims to create a more agile and responsive organization.