This document discusses the roles and characteristics of managers and leaders in Asda, a British supermarket retailer. It explores various situations in the organization and the role of leaders and managers in those situations. The document also covers theories and models of operational management, such as contingency theory, situational theory, and system theory. Additionally, it discusses operational management approaches like Six Sigma, Lean Manufacturing, and Just in Time. Overall, it provides insights into the importance of operational management in achieving business objectives.