Generally, Americans like to laugh and they enjoy being with people who have a sense of humour. they usually maintain regular eye contact and smile a lot. People often compliment each other for example about their clothing or achievements. especially as a way to atart a xonversation even with a stranger. Americans also often ask ' what do you do? to begin a conversation and it's very acceptable to ask about work-related matters.Sports are very popular in the US, especially baseball ,book, food,music and movies are good topics but not religion, politics or other controversial subjects such as racism, unless you know the person you're talking to well.Finally,Americans may expect you to speak English.