This freely available project management eBook is the start of your journey in the field of complex project management methodologies, introducing you to some of the core methods, processes and tools as recognised by the project management discipline. This eBook lays out methodologies such as XP, Agile, Scrum, Kanban, Six Sigma, PRINCE2, Waterfall, PRiSM, Soft Systems Methodology as well as introducing Project Design as a method so you can leverage the right project management approach. This eBook will be of value to students, practitioners, and businesses in Australia and overseas seeking professional development in the field of project management methodologies.