Show me, tell me - effective food safety management system auditing

Will an auditor show up on a Friday for an Unannounced SQF Audit? Supporting documents to show the removal of a product from the inventory? Supplier is requiring us to show our hazard analysis preventive controls for Ingredient Label Requirements for a product trade show Risk Assessment to show Water/Backflow Testing is not applicable What records are required to show meetings are implemented? Validation study to show metal detection is not required SQF 2.5.1 - any suggestions on how to show validation for activities? Need help creating a decision tree to show how we determine CCP's Show me, tell me - effective food safety management system auditing