THIS IS THE MOST IMPORTANT SAVINGS YOU CAN DO 

Heating and cooling units have a life time of about 20 years and are only about 68% efficient. 

When you do the replacement make sure that, for a few additional dollars,  you have a Hi-Efficiency, 92-95% unit installed

9. Don't forget to look for the ENERGY STAR LABEL on home appliances and products.

                              INVEST IN A UNIT IN THE MARINA CLUB