The document discusses critical customer service attributes in physical distribution, emphasizing the importance of effective logistics, order processing times, delivery consistency, and stock availability. It highlights tailored services for channel partners, the need for timely deliveries, and the balance between service levels and inventory costs, alongside value-added services such as credit facilities and technical support. Additionally, it explores the evolution of customer service from basic to zero defect services and the provision of customized, strategic services for enhanced competitiveness.