This report, prepared for BMP3002 Business in Practice, explores various types of companies, from micro to large businesses, and their operational characteristics. It examines different business structures, including sole traders, partnerships, limited liability companies, and cooperatives, highlighting their advantages and disadvantages. The report further delves into organizational structures, such as functional and divisional structures, and their impact on business productivity. A key component of the report is a PESTLE analysis of Tesco, a multinational retail organization, assessing the influence of political, economic, social, technological, environmental, and legal factors on its performance. The analysis considers factors like regulations, economic stability, consumer behavior, technological advancements, environmental concerns, and legal compliance, offering a comprehensive understanding of the external forces shaping the company's operations. The report concludes by summarizing the key findings and their implications for business strategy and management.