This document discusses market segmentation, targeting, and positioning. It begins by defining market segmentation as dividing the overall market into subgroups based on characteristics like needs, interests, lifestyles, or demographics. This allows companies to develop customized marketing programs for specific segments. The document then discusses the benefits of segmentation, including better understanding customer needs and developing a more targeted marketing strategy. Finally, it outlines common variables used for segmentation, such as demographic factors like age, income, and family size, as well as geographic, psychographic, behavioral, and product-related factors.