This document discusses market segmentation, targeting, and positioning. It defines these three steps and explains how companies use them. First, companies segment the market into groups based on factors like demographics, behaviors, etc. Then they evaluate segments and select attractive target segments to focus on. Finally, companies position their products in the minds of consumers in these target segments by choosing a competitive advantage to emphasize. The document provides examples of how Procter & Gamble uses these steps in its marketing strategy.