Last May, Doris Bell answered the door when a natural gas marketer knocked. He promised a good rate: an introductory offer of $2.50 per thousand cubic feet (mcf) for two months and then the rate would go to the company's variable rate. The $2.50/mcf price slightly beat the Dominion Energy Ohio Standard Choice Offer (SCO) price of $2.89/mcf in May, so Bell took it. She didn't pay much attention until she noticed in February she was being charged $7.98/mcf. She didn't know the going SCO rate was $3...
