Would it be nice to check your thermostat while you're at work? How about when you're on vacation? It's possible with wi-fi thermostat on the market. Some of them can tell you when to change your furnace filter or even learn your habits.
Do you have an older refrigerator in your basement or garage keeping beverages cold? It could be costing you up to $150 a year to keep those drinks cold. A better option is to recycle your older refrigerator, freezer or window air conditioner.
Just one tree can reduce your cooling costs by up to 25%. The key is planting trees in the right location. Plant shade trees to the east and west of your home and wind breaks to the north and west of your home.