This document discusses market segmentation and targeting. It begins by defining market segmentation as the process of dividing a market into distinct groups of customers with different needs, characteristics, or behaviors. It then discusses various bases for segmenting a market, including geographic, demographic, psychographic, and behavioral factors. The document also outlines different targeting options such as undifferentiated, concentrated, and differentiated marketing. It emphasizes that effective segmentation requires groups that are measurable, accessible, and substantial in size. Overall, the document provides an overview of key concepts in market segmentation and targeting.