Bring your green to work with Energy Star web site is worth checking out. Click on the Energy Star @ Work button and use this interactive, visual, tool to guide you through various aspects of your workplace environment by clicking on the various stars to get information on how to be more energy efficient in that area. The Is Your Building Energy Star button gives you a search box to find other similar real world buildings like yours that cost less to operate. There is also a document on how and why to create a green team at your work. Be sure to check out their plethora of free and downloadable resources to help guide you in greening your office space.