This report provides a comprehensive analysis of the UK legal system and its impact on businesses, focusing on the sources of law, the role of government, and the application of statutory and common law. It explores the impact of contract, company, and employment law on businesses, using J Sainsbury PLC as a case study. The report details different forms of business formation, including sole proprietorships, partnerships, and limited liability companies, and explains how these businesses are managed and funded. Furthermore, it recommends legal solutions for various business situations, such as mediation and arbitration. The report aims to inform colleagues and potential clients of the legal framework within which businesses operate, providing valuable insights into the complexities of UK business law.