I want to say if you come and register with as crew with someone it's $10, if not it's $20per day or $30 for the weekend. At least that is what it says here.
http://www.southtix.com/bmp531.html
I probably won't be able to eat supper, I still have to change and bleed brakes and pack up my car. I didn't have time to do it yesterday, I had to cut the grass or I was going to need a bush hog monday.