Columbia Gas of Ohio wants to remind you to sign up for a discounted energy audit that will help you reduce winter natural-gas bills. At the same time, the utility is asking regulators to approve a six-year extension of a charge that pays for the program. The proposal looks like it is heading toward adoption, although a consumer advocate is asking whether this is a good idea.adcelannotate = {"mobilepaywallcategory" : "MOBILE_PREM-BUSINESS","nativepaywallcategory" : "NATIVE_PREM-BUSINESS"};