1. In the Appointment Book, click an open time slot, and then select Search Invoice No/Receipt No.
2. On the Search for an Invoice or a Receipt dialog box:
a) Based on whether you have the invoice number or the receipt number, select either Invoice Number or Receipt Number from the list.
b) Enter the number in the adjacent box, and click the arrow button.
The dialog box displays the information about the invoice or the receipt, along with following options:
Show: Appears for all invoices and allows you to open the invoice
Reopen: Appears only if the invoice is closed and allows you to reopen it
Return: Appears if the invoice includes a product sale and allows you to process product returns