If you run a laundry business, of course you have to prioritize customer service and satisfaction, and you also have to be ready to listen and apologize when customers complain, and immediately find the best solution. Apart from that, you also have to be smart and observant of common mistakes in the laundry business that customers often complain about, both trivial and serious. Even though there are some people like me who often don't mind trivial dissatisfaction, there are also many people who complain. So, what do you think are the common complaints that laundry customers often complain about?