1. Check you're not over cooling – 1°C difference in temperature between indoors and outdoors adds 10% to your energy costs and greenhouse emissions.
2. Consider energy use when you're choosing equipment – portable computers use less energy than desktop models, and most ink jet printers use less energy per page than laser printers.
3. Buy office products such as computers, fax machines and photocopiers with an ENERGY STAR label, and make sure their ENERGY STAR power management feature is switched on.
4. Power your events with Green Power – you will reduce greenhouse pollution and you can use this to promote your company's image.
5. Switch appliances off at the power point, instead of leaving them on "stand-by" when you leave for the day.