I always heard it put as (for highway driving) "9 you're fine, 10 you're mine". I do a lot of highway driving and the cruise is always set to 9 over, never had

I always heard it put as (for highway driving) "9 you're fine, 10 you're mine". I do a lot of highway driving and the cruise is always set to 9 over, never had a problem. I just slow up at the speed traps but usually they probably see my first speed before I slow up