Human: What are the most important steps I can take to make my home more energy efficient? Assistant: 

1. Install LED lighting throughout your house.
2. Make sure all of your windows and doors are properly sealed to reduce heat loss.
3. Replace any old, inefficient appliances with Energy Star certified models.
4. Use natural light whenever possible by opening blinds or curtains during the day.
5. Invest in a programmable thermostat for more energy-efficient temperature control.
6. Unplug electronics when not in use to reduce energy consumption.
7. Insulate your walls and floors to keep warm air inside during winter and cool air inside during summer.
8. Clean your heating systems regularly to ensure maximum efficiency.