A Smoother Ride

Zipcar; $25 to join, then $50 a year and $9 an hour; http://www.zipcar.com

Zipcar, a car-sharing program operating in 29 cities across North America. People can now reserve a car at the nearest downtown location (usually within blocks of nearby hotels), and pay $9 an hour, gas and insurance included. Mini Coopers, 3 Series BMWs, Toyota Priuses, and other stylish rides are available. No more wasted time picking up a car at the airport or searching for a gas station before returning it. Getting around town has become the easiest part of any business trip.

From CNN.com