Originally Posted by 04trailsti
I like to put it either outside on the rear driverside window close to the B pillar, aiming right at the a/c vent it shows driver input as well as the front left to see how close to cones Im getting.
I like the rear driver side window as well - the inputs are one of the most important things, and the distance to the left side cones is up there:
The best setup is two cameras blended in post-processing though
That way you could see the cones on the right side of the car too.