We found 4 invoices no have copy of cheque or debit slip are Inv.no. 13/1588, 13/1597, 13/1624 and 13/1639 but these invoice were specified the way of payment
13/1588 paid by bank transfer but 13/1597, 13/1624 and 13/1639 paid by cheque.
Therefore, we have outstanding invoice no. 14/2142 amount 7,714.70 baht issue date 14-Jul-14 and due date on 13-Aug-14.