7. Compare and contrast the narrative style for writing use cases with the action response style. What are the advantages and disadvantages of each? When would or would you not use each approach? 8. Search the Web for documentation templates for use cases, actors, and UI specifications. For use case templates, compare and contrast the content they capture with what has been suggested in this book.

9. Search the Web for papers and information about usage modeling. Compare and contrast the various techniques. Formulate why differences exist among the various approaches and discuss the advantages and disadvantages of having different approaches available to you.