No discount will be allowed ____ you could place an order for more than 5,000pcs.

Ourcustomersfindyourgoodsquite______.

We agree to the amendments to the contract _____requested in your letter of May 5.

We should be pleased to send you some samples of our new typewriter on approval,______ our own expense.

An order is a request to supply a specified quantity of goods, which may result from________ or_________ with subsequent quotations.