Polite Notice: When it’s your turn, if you are talking on your cellphone, we will help the next customer.
If you make a mess on the kitchen counter, wipe it up. If you use a dish, clean it. If the dishwasher is full of clean dishes, empty it.
If you drink the last cup of coffee, make a new pot. Your mother doesn’t live here.
While somewhat funny, each of those notices is a cry for help from service staff exasperated by their customers’ impolite behavior.
If you pay attention, you can see breaches in etiquette everywhere you look. For example,
