1.2　Main Sections in a Business Letter

Generally speaking，a business letter consists of ten sections：

（1）Letter head or heading.

（2）Date.

（3）Inside name and address.

（4）Salutation.

（5）Subject line or caption.

（6）The body of the letter.

（7）Complimentary close.

（8）The writer’s signature and his job title or position or designation.

（9）Enclosure.

（10）Postscript.

For sections（1），（2），（3），（4），（6），（7），and（8），they are indispensable parts of a business letter whereas sections（5），（9），and（10）are optional.That is，the former parts must appear in a complete business letter.However，the latter parts may or may not appear in a business letter depending on the specific situations.If necessary，they may appear in the letter.