This report presents a comprehensive analysis of a business simulation and professional development project, focusing on the mobile phone company, Talking O!. The report is divided into two parts: a strategy paper and a professional development reflection report. The strategy paper outlines Talking O!'s vision, mission, values, and human resource practices, alongside an analysis of its progress through market analysis, financial performance, and future recommendations. The report utilizes Porter's Five Forces to analyze the mobile phone industry. The professional development reflection report delves into the application of theoretical concepts and industrial practices, offering insights into how Talking O! can improve its performance and enhance its professional development strategies. The report concludes with recommendations for future practice and research within the context of the business simulation.