A portfolio manager needs to continuously balance the need and requirements with the available resources to maintain a balanced portfolio and portfolio resources in order to optimize delivery, in…

Change Control and Management is a recognized subsidiary plan within the Portfolio Management Plan, governing how proposed changes to the portfolio are evaluated and approved.

The Portfolio Communication Management Plan is a defined component of the Portfolio Management Plan, specifying how information is formatted and distributed to stakeholders.

The Portfolio Strategic Plan defines the organization's strategic vision and how the portfolio supports it; it serves as an input to portfolio management processes rather than a subsidiary plan inside the Portfolio Management Plan. The Portfolio Management Plan contains subsidiary plans such as change control, communication management, performance management, and risk management plans, which govern how portfolio work is executed and controlled.

The Portfolio Performance Management Plan is a recognized subsidiary of the Portfolio Management Plan, describing how performance metrics are defined, monitored, and reported.