If you have a choice and don't want to pay for gas. You know your travels are a fixed time and the everything is reachable then you may want to try ZipCar!
ZipCar is Amazing you can grab one at the Airport or at School or at the Train Station or City Hall! its so awesome and below you can get $25 too! Totally worth it ...you can try any vehicle you can set your time and best part you can go 180 miles a day! Awesome click below