The PMO mix of functions must be balanced, which means:

The concept of balancing PMO functions refers to ensuring that the selected functions of a PMO are not only focused on immediate financial or operational benefits but are also capable of generating long-term value. This balance must take into account stakeholder needs and expectations, ensuring that value is perceived consistently over time. The PMO should not just reduce costs or improve efficiencies in the short term but also foster sustainable improvements and perceived value across various dimensions​​.