Parking Documents - Enjoy Transaction 
Procedure
You can change the currency if required. Depending on your settings in the
editing options, the system proposes either the local currency or the last currency used.
In the
editing options, you can define whether the debit/credit indicator is derived from the +/- sign of the amount. A minus sign indicates a credit amount, and a plus sign indicates a debit amount.
.Result
The system carries out field and authorization checks.

The parked documents do not appear in the tree until you regenerate the screen.

For information on further processing for the parked document, see
See also:
Document Parking - Enjoy Transaction