Earlier in my career, working for a retail organization that also had a workshop providing maintenance and break-fix work, I received some sage advice from a wizened and weary mechanic who had been dealing with unruly customers for far too long. “Bend over backward to solve their problem today, and they become your permanent problem.” See, there are plenty of people in this world just looking for the attention of someone, and if you make it your problem to help them, they'll identify you as som…