The document outlines 20 steps for developing a project management plan. It discusses that the plan sets the rules for implementing, controlling, and monitoring a project. The plan is developed during the planning phase and integrates all the knowledge areas defined by PMI. It may also include the project life cycle, change management plan, configuration management plan, and methods for maintaining the project baseline. The document then presents a process map for developing the project management plan starting from the project charter. It also provides an overview of the 47 processes defined by PMI, grouped by knowledge areas and process groups.