Extras: On my test cars additional features included the moonlight blue metallic paint, allroad Premium Plus Model with auto-dimming interior mirror with compass, auto-dimming power-folding, heated exterior mirrors, Audi music interface with iPod cable, Bluetooth, driver information system, heated front seats with driver memory, HomeLink garage door opener, Audi xenon pluse lighting with LED DRL, three-zone climate control and power tailgate.

FORBES: Car of the Week: 2013 Audi allroad 2.0T quattro tiptronic

Of course, the computer system UPS uses to track this information and other data to optimize driver routes isn't cheap, but the concept is as basic as it gets: Using less fuel saves the company money while reducing greenhouse gas emissions.

FORBES: More Bang For Your Efficiency Buck