逾期付款的委婉提醒技巧 — 国际贸易填空题
题目
填空：首封催款函中，为体现委婉提醒技巧，应在假定对方无心之失的前提下请求付款。请补全：Dear Sirs, Your payment for Invoice No.2078 has been outstanding for a few days. We trust this is merely an ____ on your part, and we shall be glad to receive your remittance at your earliest convenience.