Traffic laws are strictly enforced in the USA. Avoid speeding, running red lights, or driving recklessly. Always wear your seatbelt, and never drink and drive.
Tipping is customary in the USA, especially in restaurants and for services like taxis and haircuts. Failing to tip or leaving an inadequate tip can be considered rude and inconsiderate.
Aggressive or confrontational behavior in public places is generally frowned upon. Disputes should be handled calmly and respectfully.
Vandalism or disrespectful behavior at national monuments, historic sites, or public places is both illegal and culturally inappropriate.
Being polite and courteous is highly valued in American culture. Simple gestures like saying "please" and "thank you," holding doors for others, and respecting personal space are important.
If you're visiting from another country, make sure to understand and comply with visa regulations.