Wholesale and retail sales Business and administration Wholesale and retail sales is the study of buying and selling goods and services, including stock management, pricing practices, loss prevention, sales systems and procedures. It includes the study of the workings and current trends of the wholesale and retail industries. Selling of buildings and properties is also included. Programmes and qualifications with the following main content are classified here: - Auctioneering - Consumer services - Demonstration techniques - Purchasing - Real-estate business - Retailing - Stock-keeping - Ware-housing - Wholesaling Study of buying and selling buildings and properties is included here.