What is 'confirmation control key' in SAP MM-PUR - Purchasing?

confirmation control key - Overview

• Component: MM-PUR

• Component Name: Purchasing

• Description: Key specifying whether a shipping notification is expected for the purchase order item.

confirmation control key - Details

• 
  Key Concepts: 
  Confirmation control key is a feature in SAP MM-PUR Purchasing that allows users to control the confirmation of goods receipts and invoices. It is used to define the conditions under which goods receipts and invoices can be confirmed. The confirmation control key can be set up in the purchasing document or in the material master record. 
  
  How to use it: 
  To use the confirmation control key, first set up the key in the purchasing document or material master record. Then, when creating a goods receipt or invoice, select the appropriate confirmation control key. This will determine whether or not the goods receipt or invoice can be confirmed. 
  
  Tips & Tricks: 
  When setting up the confirmation control key, make sure to select a key that is appropriate for the type of goods receipt or invoice being created. For example, if you are creating a goods receipt for a purchase order, select a confirmation control key that is designed for purchase orders. 
  
  Related Information: 
  For more information on how to set up and use confirmation control keys in SAP MM-PUR Purchasing, please refer to SAP Help documentation.