If your ceiling fan has a reverse switch, use it to run the fan’s blades in a clockwise direction after you turn on your heat. Energy Star says the fan will produce an updraft and push down into the room heated air from the ceiling (remember, hot air rises).
The gaps between siding and window or door frames are bigger than the width of a nickel, you need to reapply exterior caulk. (Check the joints in window and door frames, too.) Silicone caulk is best for exterior use because it won’t shrink and it’s impervious to the elements. Sealing the windows with a plastic film keeps drafts out too.
Undrained water in pipes can freeze, which will cause pipes to burst as the ice expands. Start by disconnecting all garden hoses and draining the water that remains in faucets.
The temperature on your thermostat should never be set below 55. If you want to set it lower during the day when your away keep in mind: Anything with a 4-degree difference makes your furnace run double to catch back up resulting in higher electric bills.