USPS may buy 20,000 Hybrid and Electric Vehicles

Most of the 220,000 U.S. Postal Service vehicles only travel 20 to 25 miles per day making them a good match with the range of an electric vehicle. Hundreds of stops make hybrids and electrics ideal for capturing braking energy and regenerating the batteries.

http://www.cleantechblog.com/2010/02/usps-may-buy-20000-hybrid-and-electric.html
Cleantech Blog
John Addison, February 15, 2010