"Miles Per Gallon" is poor metric for reducing consumption. "Gallons Per Year" would be much better. Move closer to work, carpool, take public transport, ride

"Miles Per Gallon" is poor metric for reducing consumption. "Gallons Per Year" would be much better. Move closer to work, carpool, take public transport, ride a bike, work remotely. Benefits from these things would dwarf any incremental improvements from EPA ratings.