I am writing to remind you that you have not yet settled our Proforma Invoice n. 16/00169 of 15/04/2016, a copy of which I enclose. Perhaps you could arrange for payment to be made in the next few days.
I am writing to remind you that you have not yet settled our Proforma Invoice n. 16/00169 of 15/04/2016, a copy of which I enclose.Perhaps you could arrange for payment to be made in the next few days.