This report provides a comprehensive analysis of Enterprise Resource Planning (ERP) system implementation, focusing on the case of Leadtek Corporation. It begins with an introduction to ERP systems, highlighting their function in integrating business processes and automating back-office functions. The report details the key benefits of ERP systems, including focused IT costs, improved planning and reporting, total visibility, enhanced collaboration, improved efficiency, data quality and security, standardized processes, and facilitated regulatory compliance. It then explores the architecture of ERP systems, discussing two-tier and three-tier implementation models. A significant portion of the report is dedicated to the risks associated with ERP implementation, such as a lack of clear vision, selecting the wrong software, customization issues, exposing sensitive data, lack of client buy-in, and poor project planning. The report proposes mitigation strategies for these risks, including securing executive buy-in, setting clear goals, determining a realistic budget, understanding hosting options, understanding the system's capabilities, focusing on data migration, and implementing a change management strategy. Finally, the report offers recommendations for Leadtek Corporation, covering decision-making processes, selecting the appropriate ERP system, and implementation methodologies, concluding that successful ERP implementation hinges on proper planning, clear expectations, and effective project management.