Of the 4.5 million existing home sales in 2011, a diminutive 12,000 Home Energy Rating System (HERS) audits were performed (that’s 0.3% of home sales, for anyone who’s counting). Though the program has yet to experience the widespread adoption it will eventually achieve, a HERS audit gives a home an all important numerical energy rating. … Continue reading Energy audits – good for the buyer, better for the seller?