[HiTech RedNeck]

I remember when as a kid on family vacations in a 4-door car. They'd stop on the shoulder, open both doors opposite the road for privacy, and me, dad, and brother would take our whizzes. Can't do that in a 2-door.

[hellinahandcart]

It's a bit more complicated for women, but let's just say a four-door is absolutely necessary for that, too.