The document discusses market segmentation, which is the process of dividing a heterogeneous market into homogeneous subgroups. It involves identifying distinct groups that have distinct needs, characteristics, or behaviors. The key benefits of segmentation include allowing companies to better understand customer needs, develop differentiated products and services for each segment, focus marketing efforts on the most profitable segments, and avoid wasting resources on segments that are not viable. The document outlines the main bases used for segmentation, including demographic, geographic, psychological, and behavioral factors. It also discusses the advantages and disadvantages of market segmentation.