Using a proper method to manage projects has become one of the most important problems for project-oriented companies. Projects should be planned and controlled correctly by the experts of this field. Project management techniques and standards are useful to manage the projects. There is a lot of applicable software pieces and standards for different levels of project management. Besides the processes of planning, project managers should consider the risks of projects. The risks of projects which is inevitable, may have positive and negative influence on the project and project planners should increase the positive effects and reduce the impacts of negative effects of risks. Thus, reacting to the risk is very important. Primavera Risk Analysis is the best software for risk management and it's programmed for risk analysis but its stand-alone software. This book is useful for project managers, project owners, project planners, other members of projects, students, etc. This book contains seven main chapter plus one chapter that a project is illustrated completely in this part.