Use the Suppliers by external operation form to specify the following information for the selected external operation:
The suppliers you can outsource the external operation to
The time the outsourcing is expected to take. The Expected lead time field is informational and does not affect purchase requirements or purchase lines.
The price the suppliers are charging for it (use the Pricing scales button). A pricing scale may determine the purchase price of an external operation in a purchase requirement or on the purchase line.