The police ask you to follow this pen with your eyes. What do you do? Nothing good comes from you taking this test. You're thinking, "That's an easy test for me to pass." You're never going to pass that test because he's looking for something that your eye will do without your knowledge. It's an involuntary movement of the eye. So, you're not going to pass that test because he's looking for what's called horizontal gaze nestagmas. Now, the good news is there are over 30 kinds of nestagmas. Not all of them have anything to do with being impaired. So even if you took this test, a good lawyer can still beat that in court because the officer can't tell what kind of nestagmus it