Ch. 1. Introduction -- Ch. 2. The Use Case as a Contract for Behavior -- Ch. 3. Scope -- Ch. 4. Stakeholders and Actors -- Ch. 5. Three Named Goal Levels -- Ch. 6. Preconditions, Triggers, and Guarantees -- Ch. 7. Scenarios and Steps -- Ch. 8. Extensions -- Ch. 9. Technology and Data Variations -- Ch. 10. Linking Use Cases -- Ch. 11. Use Case Formats -- Ch. 12. When Are We Done? -- Ch. 13. Scaling Up to Many Use Cases -- Ch. 14. CRUD and Parameterized Use Cases -- Ch. 15. Business Process Modeling -- Ch. 16. The Missing Requirements -- Ch. 17. Use Cases in the Overall Process -- Ch. 18. Use Case Briefs and Extreme Programming -- Ch. 19. Mistakes Fixed -- Ch. 20. Reminders for Each Use Case -- Ch. 21. Reminders for the Use Case Set -- Ch. 22. Reminders for Working on the Use Cases -- App. A. Use Cases in UML.