Serving is a thankless job. Often caught between a horrible boss breathing down their neck and a table of customers from hell, a server only has a paycheck and tips to look forward to. One redditor vented to r/antiwork about their sister's shady employer , who had the nerve to charge her $200 after her table decided to dine and dash. So, not only did she miss out on a good tip, but her job was putting her into debt. Redditors in the comment section were rightfully indignant, urging OP to report…