This document discusses customer-driven marketing strategies, including market segmentation, targeting, differentiation, and positioning. It describes how segmentation involves dividing the market into groups based on demographic, geographic, behavioral, and psychographic characteristics. Effective segmentation requires segments to be measurable, divisible, accessible, substantial, and actionable. Targeting involves selecting the right segment(s) to focus on by considering segment size, growth, attractiveness, and fit with organizational objectives. Differentiation and positioning are about creating superior customer value and desirability relative to competitors.