Some of our clients' sustainable purchases (like ongoing consumables, for instance) do not have a simple payback or annual savings.

The review team noted that since occupancy is

We purchased and became managers for this building 3 years ago, and only have cost documentation up until then.

I'm trying to clarify how or what to provide in terms of historical data for an O+M project with a performance period that will begin at day 1 of occupancy in an NC project.

Can the performance period overlap the historical year? Or should the historical years end before the performance period starts?

We received the following comment back from the preliminary review on a project: “The average occupancy level (the percentage of the total floor area fully occupied) of the building must be include