This report examines the management styles and strategic techniques employed by the CEO of Tesco to enhance business performance. It begins by analyzing the business and corporate strategies, such as cost leadership, differentiation, expansion, and retrenchment, that contribute positively to Tesco's success. The report then delves into internal and external environment analysis using SWOT, addressing challenges like low operational performance and Brexit implications. Strategic techniques, including Porter's Five Forces, are described, highlighting bargaining power, competitive rivalry, and threats of substitution. The strategic planning process, involving mission identification, situation analysis, objective setting, strategy development, and evaluation planning, is also examined. Finally, the report evaluates contemporary strategic issues at functional, business, and cooperative levels, such as marketing strategies, cost leadership challenges, and stakeholder management. The report concludes with recommendations for continued improvement and success.