If you buy a house directly from a seller, without brokers, have an attorney keep your deposit in and escrow account. Too often, money held by the seller is spent prematurely. If the sale doesn't go though it's important that you can recover your funds.
Unplug electronic equipment that is rarely used, In the average home, 75% of all electricity used to power home electronics is consumed while products are turned off. Across the U.S., this equals the annual output of 12 power plants.