The document discusses various techniques for software reuse, including component-based development, application families, and design patterns. It describes the benefits of reuse such as increased reliability and reduced costs. Different types of reusable components are explained, from whole application systems to individual functions. Requirements for effective reuse include components being reliable, documented, and easily found and adapted.

12. Reuse through program generation

15. Component interfaces

17. Printing services component

20. An opportunistic reuse process

21. Development with reuse

27. Model-view controller

33. Reusability enhancement process

36. A resource management system

39. A library system

41. Family member development

45. Multiple displays

47. The Observer pattern