Putting a little bit of money into your home to prepare for winter will keep you warmer and make your energy bills lighter.
Caulking and weather stripping are the best ways to save energy without putting too much money down, according to House Logic:
Weather-stripping can be done by a painting contractor, a window installation contractor, or any handyman firm and is usually bid by the job or by the window.
It is also recommended that you increase attic insulation if the joists are showing through the old insulation.
You can also get storm doors installed, primarily in the most drafty areas can save you up to 8% of your energy, according to House Logic.