You see, a note may not prevent amazon drivers from doing what they do, but they lose their moral ground. Now they can be shouted at if they rang a doorbell or tried to use a code for a garage door.

No more anything like this "I sometimes get delivery drivers getting pissed off at me (for some reason) that the code doesn't work. You can cut into any their speech with "English, m****r, do you read it?".