This report provides a comprehensive analysis of the business environment, focusing on organizational structures, types, and functions. It begins with an introduction to the business environment, differentiating between micro and macro factors and their impact on organizations. The report then explores various types of organizations, including private, public, and not-for-profit entities, and analyzes their legal structures such as sole proprietorships, partnerships, and limited companies. Furthermore, the report examines organizational sizes, including micro, small, medium, and large enterprises, and discusses the scope of organizations, differentiating between international, global, transnational, multinational, and national companies. The report includes a case study of Tesco, analyzing its organizational functions, objectives, and structure, and identifying its strengths, weaknesses, and external macro factors. The report concludes with a summary of findings and provides references to support its analysis.