英語商務信函寫作範文(一)：
Dear：
Attached is an accepted copy of your Purchase Security Agreement for the [specify equipment]。
There are [number] remaining quarterly payments。 Your first quarterly payment will be due on
[date], and we will mail you an invoice for it approximately one month prior to that date。 Please return the remittance portion of the invoice with your check。
Under the Agreement， this contract is non-cancellable during the term of the contract。 The balance， however， can be paid off at any time prior to the expiration of the contract。
We would like to take this opportunity to express our appreciation for your business。 If you have any questions concerning your contract， or if we can be of service to you in any way， please let us know。
英語商務信函寫作範文(二)：
Dear
Thank you for your kind letter regarding your exceptional treatment by one of our employees。 A copy of your letter has been forwarded to the personnel department and will be included in the employee's file。
So seldom is it that a customer takes the time to write a letter of appreciation， that I feel moved to reward your initiative。
Please accept the enclosed certificate， which， when presented， will entitle the bearer to a ten percent discount on the merchandise being purchased at that time。
This is but a small token of our appreciation of customers such as you， upon whose satisfaction we have been allowed to grow and prosper in this highly competitive marketplace。 Again， on behalf of our entire organization， a heart-felt thank you。
英語商務信函寫作範文(三)：
Dear _：
We appreciate your interest in submitting to us an idea or proposal relative to： _
Our firm receives many ideas， suggestions and proposals，and has many of its own projects under development。 Therefore，it is possible the idea or prooposal you plan to submit to us has been considered and/or may already be in the planning stages。
Nevertheless， we would be pleased to accept your idea or proposal for review， provided it is accompanied by this acknowledgement letter signed by you。
It is understood that：
1。 Samples or other submissions will be returned to the submittor only if return postage or freight is prepaid。
2。 The company accepts no resonsibility for casualty or loss to samples in our possession。
3。 The company can accept no responsibility for holding any information in confidence。
4。 The company shall pay compensation only in the event it， a) accepts the idea， b) has received the idea only from the submittor， and c) reaches agreement with the submittor as to terms and conditions。
If these terms are acceptable to you， please sign where indicated below and return together with your idea or proposal。
Very truly，
The foregoing terms and conditions are understood and acknowledged。
_______________________________ Submittor