The SAP ERP system, or SAP ECC, is the collective term for SAP's functional and technical modules that enable enterprises to manage business processes through a unified system. ECC is the on-premises version of SAP, and it is usually implemented in medium and large-sized companies. For smaller companies, SAP offers its Business One ERP platform. SAP's ERP system enables companies to run their business processes, be they accounting, sales, production, human resources or payment, in an integrated environment. The integration ensures that information flows from one SAP component to another without the need for redundant data entry, and it helps enforce financial, process and legal controls. SAP's ERP system also facilitates effective utilization of resources (the R in ERP), be it machines, production capacities, manpower or other assets of an enterprise (the E in ERP) through detailed planning (the P in ERP) of resources. Systems Applications Products audit is an audit of a computer system from SAPto check its security and data integrity. SAP is the acronym for Systems, Applications, Products. It is a system that provides users with a soft real-time business application.