While a "No soup for you!" attitude might get laughs on the old Seinfeld shows, the real world is a different place. Berating customers won’t bring you more. Long lines of customers are more frequently due to good customer service, and this can lead to more sales.
Have you ever wondered what the difference is between an app and a program? Technically, not much. Many people use the terms interchangeably, however, there is a slight difference.