This report provides a comprehensive review and critique of operations management principles as implemented within Tesco, a major British retail organization. The report begins with an introduction to Tesco, followed by an explanation of the difference between operation and operations management. It then critically examines Tesco's application of operations management principles, including reality, humility, organization, accountability, change, success, and quality control. The analysis extends to how Tesco addresses challenges like customer expectations and cost efficiency. Furthermore, the report delves into continuous improvement as a philosophy, explaining Lean principles such as identifying value, value stream mapping, workflow, and the 'pull' system. A significant portion of the report is dedicated to a continuous improvement plan, utilizing the PDCA cycle (Plan, Do, Check, Act) to propose justified recommendations for enhancing Tesco's operations. The report emphasizes the importance of adapting to changing customer needs, incorporating new technologies, and adopting Six Sigma principles to improve customer satisfaction and operational performance. The report concludes with a summary of findings and recommendations.