The following Special Keys, Function Keys, and Key Combinations are commonly used for Purchase Transaction Entry:
[F8] - Add a Vendor to a Purchase Transaction.
[F9] - Toggle the Item Entry Mode.
[Shift]+[F8] - Auto Order / Auto Receive.
[Shift]+[F9] - Switch among available Screen Display Modes.
[Shift]+[F10] - Save as a Reserved Order.
[Shift]+[Enter] - Enter a Comment.
[Ctrl]+[Enter] - Insert a Line Item.
[Ctrl]+[Backspace] - Delete a Line Item.
See:
Purchase Manager Contents