This document summarizes 10 key concepts for designing and managing services: 1) Intangibility, 2) Inseparability, 3) Variability, 4) Perishability, 5) Improving Service Quality, 6) Simplifying Service Encounters, 7) Holistic Marketing, 8) Customer Expectations, 9) Best Practices of Service-Quality Management, and 10) Customers play a crucial role in evaluating services. For each concept, it provides examples from Kotler as well as local and medical examples. It concludes that understanding customers is important for designing effective services.