The theory of sales management, merchandising in retail trade (essence, goals, objectives, principles, laws, concept, portrait of a typical buyer, psychological aspects of the behavior of individual groups of buyers on the sales floor, choice of location, components of the microcosm of the store), assortment development management are considered . Assignments for practical classes, test questions, tests, and a glossary are provided. For students of higher education institutions with a specialty in “Commercial Activity”. Useful for students of higher education institutions in the specialties “Marketing”, “Commodity Science and Trade Entrepreneurship”, students of secondary specialized education institutions, graduate students, teachers, practitioners, students of the retraining and advanced training system.