Tagthanks you sir

We hear people say “Thank you, Sir” often, anywhere we may be. It can be in the mall, in school, in the office, or in restaurants, among many others. We often read it, too, in emails or text messages. But when we hear “Thank you, Sir,” what does it mean? “Thank you, Sir” is a common expression of gratitude. It is a universal way of showing your appreciation for an act done for you. However...