Believe it or not, you can save $200 to $400.00 off your energy bills annually.  The National Association of Home Builders offers these high tech tips:

Automated HVAC System - A programmable thermostat can save $180.00 per year

Water Heater - Tankless gas hot water heaters reduce your overall cost by 35 percent

Blinds and Drapes - Automated blinds and drapes can be set to let sun in in the winter and keep the sun out in the summer - keeping you more comfortable and saving you money at the same time!

From Realtor Magazine/Realtor.org