What norms do we use for routine or casual interactions

The norms we use for routine or casual interaction are called Folkways

Explanation:

Folkways are the customs and social norms of everyday life. They are considered  as the "right way" to do things in society.

They can be a list of behaviours that are expected from society. Such as:

standing in line, holding the door for someone, nodding at or greeting fellow passengers at a bus stop,  saying please and thank you.

mammals. mammals of the piedmont region live in several habitats such as wetlands, fields and forests. raccoons live across the state including the piedmont. they've adapted to environmental changes, including the loss of natural habitat.