Please assist me with the following questions... Thanks in advance....

1. What is an Audit Work Program? Based on the audit work program details attached - Email Surveillance Audit Program - What is the structure and contents including various audit steps. Which 1-2 steps in the audit program the audit software can be used?. How can audit software be used to gather evidence?. (the audit program - Email Surveillance Audit Program details attached)

3. Reviewing the contents of the Audit Manual of Office of University Audits at University of Illinois, Urbana?Champaign; With another internal audit department manual of any other organization, compare its contents at a high (topic) level and identify similarities and differences between the two manuals. Provide link.

4. What are some of the difficulties internal auditors face in conducting an audit engagement? What is an appropriate article to support the answer.