14-year-old Beth is a member of the Girls Aloud fan club. She accesses their Facebook page regularly and is strongly influenced by what Girls Aloud say and wear. What kind of reference group is this fan club for Beth?

Consumer behaviour is the study of individuals, groups, or organisations and all the activities associated with the purchase, use and disposal of goods and services. Consumer behaviour consists of how the consumer's emotions, attitudes, and preferences affect buying behaviour.