The hallmark of a good or bad manager rests on how they deliver feedback. Some managers do their due diligence before assuming that an employee has made a mistake. Others, however, like to jump to conclusions. This manager accused an employee of almost ruining a client relationship by not following a new protocol that was enforced well after the employee's communication with said client. In other words, the employee was not at fault here at all, yet this boss decided it was a good opportunity t…