I have prepared some of English daily usage for you to review. You can memorize them and also use these sentence to expand your word to strength and improve your English.
1) Please find attached the approved payment voucher for payment to (supplier’s name) for service fee amount………baht.
Please prepare cheque or (transfer fund) to us by not later than the 7th of the month in order that we can make payment to
the supplier as due date.
You can notice that we have to precisely advise client when we would like to get their reply , the dead line must be always notified to client.