Dear Sir or Madam, This is the second month running that your delivery has been late in arrival. Our current order for stationery is already 6 days overdue. We have a number of valued customers who are being put to some inconvenience. There seems to be no obvious reason why your normally prompt deliveries should become so unreliable. I would be obliged if you would look into this matter as soon as possible. Ours is a small, family business in a town. We depend very much upon the good will of our customers. I’m sure you will settle this problem at your convenience as soon as possible. Your faithfully, Han Lu Mr. Han writes to complain about (1) of the ordered goods. His order for stationery has already been late for (2) when this letter is being written. Mr. Han feels it a pity that the (3) deliveries have become so unreliable. According to Mr. Han, this incident has caused (4) to his customers, upon whose (5) his small family-run business depends.