One of the most common complaints a client (or an energy modeler) vocalizes is that the energy model does not match up with the existing utility rates.
It seems that no matter how much you explain that the % savings stays the same regardless of an exact match on utility bills - the client won't believe you, until he or she sees the utility bills matching with the energy model output.
I've heard this question a lot... That's probably an understatement. As a result, I found that I was able to solve mis-matched models based on a "gut feeling". However, one day I decided to write down my thought process to obtain this "gut feeling" and realized that there was a method I was using, based on seeing thousands of energy-...