Question: ACL Case. ACL is one of the most widely used computer-assisted audit techniques (CAATs) used by internal and external auditors today. We are providing you with an opportunity to master this software package before you even begin your professional accounting career. While a demonstration version of the software is included with your textbook, an ACL tutorial and exercises can be found on the textbook website ( www.mhhe.com/ louwers6e ). Go to the ACL link at www.mhhe.com/louwers6e and complete the tutorial.