The balance of a PMO's mix of functions is fundamental because:

The balance of a PMO's mix of functions is crucial because it ensures that stakeholders canrealize and recognize the valuethe PMO provides over time. A well-balanced mix of functions helps the PMO deliver consistent results, aligning its activities with the organization’s strategic goals and making its contributions visible and valuable to stakeholders. This approach helps maintain stakeholder support, ensures long-term sustainability, and enhances the PMO's credibility within the organization​​​.