This report explores the distinct roles and characteristics of leaders and managers, examining their application in various situational contexts. It delves into different leadership theories, including situational, systems, and contingency approaches, analyzing their strengths and weaknesses. The report further investigates the key approaches to operations management, highlighting the importance of leaders and managers in achieving business objectives. It examines factors impacting operational management and decision-making, analyzing their influence on the business environment and wider community. Toyota Plc serves as a practical example throughout the report.