When a client makes an oversight, the service provider usually swoops in and saves the day, but this time, being the hero meant coming in on a Saturday… And nobody wants to come in on a Saturday! Unless they're getting paid a million bucks, and that definitely wasn't the case here. The client worked at a medical center, and had had some builders come in and do some work. OP, the person providing service for the client (who we'll call CB) was setting up some equipment for them. CB forgot to call…