Audits can be performed to improve general hygiene and quality standards. A typical evaluation will include all elements directly or indirectly related to the process flow and hence to the quality of your goods: common procedures for storing goods, cleaning methods, product flows, equipment design with attention to dead angles, proofing, personal behavior related to hygiene requirements, segregation of incoming and outgoing product flow etc.
An audit report is a valuable instrument for continuous improvement of the quality and performance of any organization.