What are special procurement types? | SAP-MM

 In a normal purchasing system, the customer purchases the goods from the wholesaler/retailer anc the possession of the good transfers from the wholesaler/retailer to the customer. This might r: a case in special procurement type. The transfer of goods may not necessarily be from re j wholesaler/retailer to the customer directly.   For example, you might order a good to a frier yours, who, in turn, purchases the good from the wholesaler/retailer and then transfers the gc: you. The friend is the third party involved in this process. Therefore, the possession of the : indirectly transfers to the customer. This type of procurement is called the special procurer- type. The special procurement type defines the external procurement or in-house production of the material.
The following list shows the special procurement types available in the SAP system:
=>    Consignment
=>    Subcontracting
=>    Stock transfer using stock transport order (STO)
=>    Production in another plant
=>    Third-party processing
=>    Returnable transport packaging