Directions: Read the following letter and complete it with words from the box.

delivery order 　following 　concerning

balance items 　enclosed submit

Dear Mary,

I’m happy to enclose Purchase Order for the 1. ________ office supplies:

20 boxes of A4 printer paper

10 boxes of white board marker pens (black)

We’d like these 2. ________ delivered no later than Friday afternoon. 3. ________ instructions are on the 4. ________ purchase order.

As usual, please apply the total of this 5. ________ against our credit line. We will pay the 6. ________ at the end of the month when you 7. ________ an invoice.

If you have any questions 8. ________ our order, please do not hesitate to contact me.

Best wishes

Frank