THE AREA THAT I LIVE IN AVERAGES 60% + CLOUDY DAYS---SO SOLAR PANELS WOULD NOT DO ME MUCH GOOD---ITS LIKE BUYING A CONVERTIBLE CAR IN MICHIGAN---ITS DONE BUT ONLY BY WISHFUL THINKERS----AND YOU DON'T COLLECT MUCH ON A COLD WINTERS DAY WHEN THERE IS A FOOT OF SNOW ON YOUR PANEL.....