because the bank management didn't follow the rules In this analogy, 1. Does the bank teller understand that the rules aren't being followed? 2. Is the telle

because the bank management didn't follow the rules In this analogy, 1. Does the bank teller understand that the rules aren't being followed? 2. Is the teller legally obliged to understand the rules? If a bar-tender serves someone underage, the bar is liable, but so is the bar-tender. Bar-tenders are required to understand the rules (and ignorance of the law is not an excuse for not following the law).