California lawmakers approve plug-in solar bill— as authorities promise potential savings of up to $450 a year

California lawmakers have approved a plug-in solar billAll that's required now is the Governor's signatureThese kits could save you up to $450 a year on electricityAdding plug-in solar power to your home's energy mix is about to become legal in California: lawmakers in the state have now passed a bill approving the use of plug-in (or balcony)...