The Kansas City Star tells the story of one US citizen, Jennifer Mays, who added insulation to her attic and sprayed foam in gaps between her home and its foundations.
Ms Mays is now saving a considerable amount of cash on her home energy bills as a result of the actions she took following an energy audit.
The newspaper adds further advice, such as using energy-efficient light bulbs and installing a programmable thermostat that can be changed at short notice.
Last week, the Energy Futures Lab at Imperial College London teamed up with EDF to urge people to use sustainable energy, which could also help to reduce bills.
Click here to run an energy price comparison, and see if you could be paying less for your gas and electricity.