This document discusses different types of customers and how to understand their behaviors. It identifies 5 main customer types: loyal customers, discount customers, impulse customers, need-based customers, and wandering customers. For each type, it provides details on their characteristics and purchasing behaviors. The document emphasizes that loyal customers make up a small percentage but account for over half of sales. It stresses understanding customer behaviors and turning other customer types like discount and impulse customers into loyal ones through positive experiences. The conclusion states the goal is to have legendary customer service.