This handbook helps auditors evaluate, measure, and check internal management and financial procedures and systems to increase efficiency and prevent fraud. Reflecting the variety of business situations that auditors face, it encourages them to develop creative approaches for dealing with the problems encountered during the operational audit review. This new edition is fully updated to take account of developments in internal control and corporate governance under Sarbanes-Oxley, and in audit processes particular to financial institutions in light of the credit crunch. It also contains new and updated case studies and checklists.