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Use
You can send the message records created for trading contracts by e-mail.
In contrast to print output, however, you cannot send messages by e-mail directly from the document.
Prerequisites
Message control records (NAST records) must exist for the trading contracts for which you want to send messages by e-mail. Transmission medium External send must have been selected.
The NAST records for trading contracts are created automatically. For this, the necessary settings must be maintained in Customizing, and condition records must be created. For further information see:
Control of Message Determination for the Trading Contract Creating Condition Records for Message DeterminationProcedure
This takes you to the screen for mass selection of NAST records for trading contracts.

You can restrict the selection by entering parameters such as:
The system displays a list of all NAST records that have not been processed (if the default setting for the processing mode is "First processing").