Invoices are automatically marked as issued when they are printed or emailed individually.
When initially creating an invoice, you can use the Save drop-down menu to Save & Print, Save & Email an invoice or both.
To issue owing invoices in bulk, use the Outstanding Invoices report.
To manually mark an invoice as issued, open the invoice and select the following button at the top of the page:
To mark an invoice as unissued, select the following button at the top of the page: