This report provides a comprehensive analysis of competitive strategies, focusing on the application of Porter's Five Forces, Ansoff Matrix, and Input-Output models. It begins with an introduction to competitive strategy, emphasizing its importance in achieving a competitive edge and superior returns on investment. The report then delves into the practical application of these tools, using Coles Supermarkets as a case study. The Porter's Five Forces model is used to assess industry competition, while the Ansoff Matrix explores market and product growth strategies. Finally, the Input-Output model is utilized to examine operational processes, particularly in the context of hiring and resource management. The report concludes by summarizing the key findings and highlighting the strategic value of these tools in formulating effective business strategies. The report also includes a detailed reference section with books and journals.