This document provides an overview of cultural etiquette in the United States. It discusses the importance of good manners and how etiquette establishes rules of acceptable conduct. Etiquette in the US can vary based on factors like body language, greetings, dining, and technology use. Some key points are that Americans smile frequently, value personal space, prefer brief, firm handshakes, arrive on time for meals, say "please" and "thank you," and avoid cell phone use during face-to-face interactions. The document emphasizes being respectful of social norms to make a good impression.