This report, a student submission for PPMP20012, analyzes the advantages and disadvantages of manual and electronic project management (PM) application systems across the project lifecycle. The report explores various system thinking tools, emphasizing the benefits of integrating electronic methods for data evaluation and decision-making while acknowledging the value of manual approaches for project tracking and sustainability. The report references software tools like those offered by IBM and Oracle, highlighting their efficiency in data management. The discussion covers system of systems (SoS), standards like ISO, PMI, and IEEE, and the importance of service system engineering. The report concludes that a blend of manual and electronic methods is the most effective approach to project management, citing relevant literature and references.