This report analyzes Tesco's global business environment, focusing on a SWOT analysis and its operational impact. The report identifies Tesco's strengths (strong brand image, high-quality products) and weaknesses (less investment in digital marketing). It also highlights opportunities (effective marketing strategies) and threats (COVID-19, changing consumer behavior). The analysis further examines the impact of these factors on Tesco's marketing and R&D departments. The marketing department must adapt to changing consumer behavior, while the R&D department must focus on cost-effective operations and competitor analysis. The report concludes that while challenges exist, effective strategies can help Tesco maintain profitability and growth. The report references several academic sources to support its findings.