Several enhancements to transaction ZMM8 (Approval Status Report) improve its runtime efficiency and ease of use. Specifically, the selection screen now allows you to select individual document types PR, PO, and OA. You can also limit the report to specific Our Reference and Release Code values.
In addition, alterations to the report more clearly identify the approval status, including the information in the Our Reference field.
The web document ZMM8 Approval Status Report provides additional information about this topic.