Deviance refers to violations of social norms, which are behavioral codes that guide actions and self-presentation. There are three broad categories of norms: folkways which are everyday customs; mores which are based on broad social morals; and laws which are codified social sanctions. Norms can be prescriptive telling us what to do, or proscriptive telling us not to do. Norms help control behavior, ensure society's needs are met, allow us to predict others' behavior, and contribute to social order. Norms are created through both the conflict model where powerful groups impose them and the consensus model where groups agree on norms. While crime and deviance overlap, some deviance is not criminal and some