17. The professor lists three largest corporate credit rating agencies in the U.S., and you must be able to list their names.

18. Tony, a graduate from Catalina State University, could not find audited depreciation expense number and the audited annual bad debt expense number for the income statement sheet. He was poorly trained back at school and need your assistance to identify such information from audit files. Please direct him to two sections of audit working papers and identify these two numbers (Tip: Read PPTs from Chapter 13 and 10).

19. What is client representation? Why is it useful to auditors? On the representation sheet, which date you should use (the date when you complete your field work, the date when audit files are completed, or the date when final audit report is issued).

20. In the middle of the annual audit and by the end of annual audit, auditors are required by audit standards or regulations to communicate with clients audit committee on multiple issues. The textbook and class PPT slides list at least 10 topics/issues. Please list 5 issues here.

21. There are four different types of audit opinions (disclaimer as one too). Please tell me under what conditions will you issue each of these 4 audit opinions.

22. What is the full name of SEC? When was the U.S. SEC created? What is the role or mission of the SEC?