The Balance Sheet account used for the spreading.
This account is the counterpart of the account in the invoice line. The Expense account in the vendor bill line.
Usually the same account of the vendor bill line.

The Balance Sheet account.
This is the account in the invoice line. The Expense account used for the spreading.
This account is the counterpart of the account of the vendor bill line.

The Revenue account in the invoice line.
Usually the same account of the invoice line. The Balance Sheet account used for the spreading.
This account is the counterpart of the account in the vendor bill line.

The Revenue account used for the spreading.
This account is the counterpart of the account of the invoice line. The Balance Sheet account.
This is the account in the vendor bill line.