Social, cultural, individual and emotional forces play a big part in defining consumer buying behaviour. Cultural, sub-culture and social class play an important is finalizing consumer behaviour. For example, consumer growing up in US is exposed to individualism, freedom, achievement, choice, etc. On sub-culture level influence of religion, race, geographic location and ethnicity define consumer behaviour. Social class consists of consumer with the same level of income, education, taste, feeling of superiority and inferiority. Over time consumer can move from one social level to another.