This assignment delves into the diverse world of business organisations, exploring their types, structures, and functions. It examines the impact of the macro environment on the UK retail sector through a PESTLE analysis, using Marks and Spencer as a case study. Additionally, a SWOT and Porter's Five Forces analysis of Asda, a UK supermarket, provides insights into its internal strengths and weaknesses and their relationship with external factors. This comprehensive analysis offers a valuable understanding of the complexities of the business environment and its influence on organisational success.