Optimization, since the organization has begun making changes to its systems and is monitoring their effect on energy and emissions over the long term.

Measurement, since energy and emissions are now tracked for at least some systems and a baseline for comparison over time has been established.

Awareness, since the organization knows that its systems consume energy but has not yet established formal targets or measurement practices.

Integration, since sustainability metrics are now part of the data that the organization routinely consults during its standard review processes.