Doing an early inventory has some advantages, although you may do it anytime, before or during the project’s performance period. If you document existing lighting controls and then assess opportunities for improvement before or early in project’s 12-month

Doing an early inventory has some advantages, although you may do it anytime, before or during the project’s performance period. If you document existing lighting controls and then assess opportunities for improvement before or early in project’s 12-month performance period for recording energy data, you can help the project's energy performance as measured for EAp2 and EAc1.