convention contemplations

Just for the heck of it I was getting some estimates on car rentals for Norwestcon in April. Membership is bought and I have a room it's just figuring how I am going to get down there. I want to drive down on the Tuesday to maybe have a non-con day with Marcus and leave on the monday after the con. Although during con time the car will mostly just be sitting there I can get there and back under my...