This report provides an analysis of Australian contract and consumer law, focusing on several case studies to illustrate key legal principles. The report examines issues such as misleading conduct, as defined by the Australian Consumer Law, and its implications for businesses like High Five Systems. It explores instances of negligence, particularly concerning the responsibilities of businesses towards their customers and the limitations imposed by exclusion clauses. The report also delves into lay-by agreements, analyzing the obligations of businesses in handling such transactions, and the rights of consumers. Furthermore, it discusses the cancellation of orders and the relevant consumer rights. Finally, the report addresses product liability, specifically examining manufacturer's fault and the legal avenues available to consumers when products fail to meet expectations, considering contractual terms and the Australian Consumer Law.