Click on the "Create Invoice" item at the top of the estimate screen. If QuickBooks displays an "Items Not Assigned Classes" alert, click the "Save Anyway" button to proceed to the invoice screen.

Once they click the “View Invoice,” they’ll be taken to the Online Invoice Portal — and this is where the magic of QuickBooks Credit Card Payments really happens.

You can use QuickBooks as your accounting software for a small- to medium-sized business to help organize your finances.

QuickBooks doesn't provide an option to reconnect a sales order to an already existing invoice. However, you can delete the old invoice and then connect the sales order again and modify the ...