This document discusses various topics related to consumer behaviour, including definitions of key terms like consumer, buyer, and customer. It also covers factors that influence consumer behaviour such as psychological, cultural, social, personal, and environmental factors. Additionally, it discusses market segmentation, targeting, and product positioning. Market segmentation involves dividing the market into subsets of consumers with similar needs and behaviours. Target marketing involves selecting specific market segments and developing tailored marketing mixes. Product positioning is creating an image of a product in consumers' minds based on its unique attributes versus competitors.