This report presents an ERP system implementation proposal for Telstra Telecommunications. It begins with a sponsor's cover letter and an executive summary outlining the need for an ERP system to manage information systems effectively. The report delves into Telstra's overview, internal and external factors influencing its marketing environment, and a SWOT analysis to identify strengths, weaknesses, opportunities, and threats. It explores IT problems, opportunities, and the proposed ERP system, including the SDLC model for implementation, post-implementation analysis, and change/risk management strategies. The report concludes with a discussion of the ERP system's benefits and a detailed reference list, providing a comprehensive analysis of the ERP system's potential for Telstra's growth and efficiency.