If you would like to help both home owners, as well as people who are getting ready to build their home, to be able to make their home more energy efficient, by between as much as fifty and eighty percent more than the average American home is, then you may wish to enter an exciting career as a Building Analyst Professional, and help to make the world a greener place, as well. In order to do so, you will have to of course go through classes to get your BPI certification, and then from there you can move forward into this amazing venue.