Modern programmable thermostats can help you save. Here is a great article by Alan Henry of Lifehacker.com that reviews the five best thermostats available.
“A good thermostat can save you money on power, keep your home comfortable, even learn your habits and preferences. That said, there are tons of thermostats out there that are easy to install, customizable, and flexible. This week we’re looking at five of the best, based on your nominations.”