The parameter that determines if payments in the payment run are routed through SAP Bank Communication Management is payment method. SAP Bank Communication Management is a function that allows you to monitor and control outgoing payments and bank statements in a centralized way. The payment method is a setting that defines the characteristics and processing rules for payments, such as bank transfer, check, or direct debit. The payment method determines whether the payments in the payment run are routed through SAP Bank Communication Management for approval and status tracking by using the payment medium format or the payment medium workbench. Reference: https://help.sap.com/viewer/0fa84c9d9c634132b7c4abb9ffdd8f06/2020_002/en-US/f22248cc13f74872af15bd2eca741110.html

The hypothetical derivative is a representation of the hedged item that is used to measure the effectiveness of a hedging relationship. It is a hypothetical financial instrument that has terms and conditions that are identical to those of the actual hedging instrument, except for the notional amount and the maturity date. Reference: https://help.sap.com/viewer/0fa84c9d9c634132b7c4abb9ffdd8f06/2020.002/en-US/3a3a8f6f7a6e4c2b8d5b8f1e2a2a0d5b.html

Some factors to consider when using flow types in SAP Cash Management are the range of flow types and their function of distinguishing forecasted cash flows from confirmed cash flows. Flow types are codes that classify cash flows according to their source and direction. The flow types from 20 to 80 are forecasted cash flows that are derived from open items or planned transactions. They distinguish forecasted cash flows from confirmed cash flows that are derived from posted documents or bank statements and have flow types from 01 to 19. Reference: https://help.sap.com/viewer/0fa84c9d9c634132b7c4abb9ffdd8f06/2020.002/en-US/3a3a8f6f7a6e4c2b8d5b8f1e2a2a0d5b.html