I think Shane is already explained to you how to deal with it. But I have a question. What kinds of energy for heating and lighting do you use for it? I'm studying the question of energy efficiency, so it's exciting for me. That's a relevant point in our time, so I'm trying to collect more information for future projects. I also rarely write some articles; you may use them as extra resources for your work. Here you can find some tips for your general education. I hope it will help you.
Hope you had a good weekend! In Energy Simulator we have the facility to select fuel type or fuel resource for your building, Under Properties of the building. You can find it by right-clicking on the building from the project tree and roll down to the economics section, as shown below: