Habits of Americans:
1. Upholding the values of individual freedom
This means that they can rarely be arranged. They can do what they want and sometimes collide with the interests of others. However, gradually some of them begin to appreciate the benefit of others.
and do not be surprised if you come across an American who is not married but is having a biological child. And do not be surprised if there are some of them living in the house, although not yet married. It is common in countries that values individual freedom.