Teaching the person functioning within ACL 4 High on how to be polite and use their manners will require around daily to weekly routine training. The person will require a demonstration and prompting to be polite.
We say, "Excuse me" if we need to interrupt someone.
We say, "May I please" if we want to do something.
We have to wait our turn in line.
We do not walk too close to someone. One arm's length is considered polite.