This document provides an overview of social class analysis and lifestyle analysis frameworks that are used for market segmentation. It discusses the VALS framework which segments consumers into 8 categories (Innovators, Thinkers, Believers, Achievers, Strivers, Experiencers, Makers, Survivors) based on their primary motivation and available resources. It describes the characteristics of consumers in each category and how marketers can target different product offerings to each social class. The document also lists other lifestyle analysis tools used to understand consumption behaviors based on demographics, values, and geographic regions.