Use this step to specify
purchasing item categories and a purchasing document type for purchase requisitions in the network.
Purchase requisitions can be assigned to:
You can define your own purchasing document types and item categories in Customizing, independent of the standard settings.
Item categories and one document type are available for purchase requisitions in the standard version of the R/3 System.
If you have defined your own item categories and document types in purchasing, you must maintain these entries.