Stakeholders expectations and requirements change throughout the portfolio life cycle. New stakeholders can be added or removed and requirements need to be continuously solicited in order to keep the

Communication Requirements Analysis determines what information stakeholders need to receive, not how to actively solicit requirements and expectations from them.

Elicitation is the recognized process in the PMI Standard for Portfolio Management for drawing out requirements, expectations, and information from stakeholders using structured techniques. It is specifically designed to ensure that stakeholder needs are continuously gathered and that the portfolio remains aligned with evolving stakeholder expectations.

Stakeholder Analysis identifies and assesses stakeholders, their influence, and their interests, but is not the process used to actively gather and solicit requirements.

Communication Methods refers to the channels and approaches used to distribute information to stakeholders, not to gathering or soliciting requirements from them.