This document provides an overview of Chapter 13 which covers retailing and wholesaling. It discusses the key concepts around retailing including types of retailers based on organizational approach, services offered, and product lines. It also summarizes the major decisions retailers must make around marketing, pricing, promotion, and store placement. For wholesaling, the document outlines the main functions wholesalers provide and types of wholesalers. It concludes with some of the challenges and trends impacting wholesaling.