This paper explores the concepts of leadership and management, examining their differences and similarities. It delves into the five functions of management according to Henry Fayol and analyzes how Tesco, a leading retail company, implements these functions. The paper further investigates various leadership styles, including situational, system, and contingency leadership, using Tesco as a case study. It also examines the importance of operations management in a retail setting, highlighting the key outside factors that influence Tesco's operations and how these factors impact decision-making at the store manager level.