She thinks that if you leave anything pluged up, it draws power, I disagree!
What say you?
http://tinyurl.com/ykkjnbz
or
http://www.google.com/products?q=home+energy+consumption+meter&hl=en&safe=off&rlz=1C1CHMI_enUS347US348&um=1&ie=UTF-8&ei=KkvRSujSFovIMYGN8JQD&sa=X&oi=product_result_group&ct=image&resnum=5&ved=0CCoQzAMwBA