商業英語書信的格式
縮行式信函的特點：
1） 頭和封內地址每逢換行時，下一行要比上一行往右縮進2——3個字母的位置；
2） 期放在信紙的右上端，簽名放在中間偏右下方；
3） 每一段的第一行都從左邊空白邊緣往右縮進3——5個字母的位置；
4） 段落之間要空1——2行。
信1
Messrs. William & Sons
58 Lancastor House
Manchester, England
March 20, 1999
Our ref. No.
Your ref. No.
The National Transport Co.
120 Broadway Street
Rangoon, Burma
Dear Sirs,
Re: Lab Instruments
Your firm has been recommended to us by Messrs. Charles Evans Ltd., Birmingham, with whom we have done some business for the past two years.
We are thinking of getting a supply of instruments. Please furnish us with a catalogue, price list and brochure, if available.
We are looking forward to your early reply.
Yours faithfully,
（二）齊頭式或平頭式(Block style)
齊頭式信函的特點：
每一行，包括日期和簽名等都從左邊開始，每行取齊，成一垂直線。
信2
EL Mar Trading Company
16 Main Street
Fresno, California
U.S.A
Tel:123456
Cable Address: ELMAR FRESNO
8 January,1999
Gentlemen,
We thank you for your letter of January 1. As requested, we enclose the catalogues for your reference.
We would be very glad to offer any further assistance. Please contact us if you need any additional information.來源：www.examda.com
Yours sincerely
Encl. : as stated
（三）混合式 ( Semiblock style with indented paragraphs)
混合式信函的特點:
1） 正文的每一段落的第一行采用縮行式;
2）除信頭和日期外，其他部分采用齊頭式。
信3
Office of the Attorney來源：www.examda.com
AAA Company
123 Main Street
Centerville, IL666
U. S. A.
April 21, 1999
President, Billboard Inc.
999 Broadway
Metropolis, NY2222來源：www.examda.com
Dear Sir:
We value your long-term relationship with us.
A review of your account shows that some time has passed since you last made payment to us. If there is some difficulty you are facing that is causing this, we would like the opportunity of working matters out with you. If there is the result of oversight, we would appreciate early remittance.
We look forward to hearing from you in the near future.
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