mirror adjustment procedure
I agree .... cool and also blind but more to my point for example when I gave this info to my son and daughters is if you do not use the system then you won't see the guy who is hidding in the blind spot ... then it will be your agony and your nickel
Error prevention requires a systematic plan that you repeat continually to train yourself then sometimes you just get a sixth feeling and then voila you got saved...
Hoping it convinces a few to try it out