Enter the date of credit note application (not the date of the invoice).
Select the credit note from the pulldown menu. You can use the buttons to the right of this field to look at the list of credit notes and edit the selected credit note.
The customer of the selected credit note. This field is filled automatically once you select a credit note to apply; the listed invoices are for this specific customer.
This field will automatically be filled once you select a credit note to apply.
Update Express Accounts
Check this if you wish to update Account information in Express Account software.
Unapplied Amount Remaining:
This is the total amount which has not yet been applied to any invoices.
Show paid Invoices
Check this if you wish to show paid Invoices in the Invoice list view.