Appliances are some of the biggest watt hogs we have in our every day lives. It's important to try and ue as many energy-efficient devices as we can and avoid the most inefficient ones. Promolife carries some energy efficient air conditioners, refrigerators and Spin-X dryers. Also check out Going Green's energy monitoring page for tips on reducing overall energy costs.
EnergyStar - You've seen the energy star everywhere, this is the site that tells you all about it.