ERP Systems - Auditing Controls in ERP Systems

What are the key components of SAP change management controls you would expect the auditor to review? Why?
In your company, do you use any blueprints as documentation? Why are process blueprints important in the documentation?
How have you seen change management work in your organization? What improvement recommendations do you have?
In future weeks we may have the privilege of having real world auditors join us for our discussions. What questions would you like to ask the Auditors to answer for us?

Week 11 Questions