Writing Business Letters
Letters are the oldest still the most common written communication form for business communications outside of an organization. While the less formal and less standardized use of email continues to grow, for formal and important matters, letters are required.

Letters have important standards that reflect on the sender even before the message is actually read. Knowledge of letter formats and styles is, therefore, an important and easily achieved prerequisite to functional business communications.

The dominant formats for business letters today have been given names that may differ slightly, but are distinguishable as three variations on the basic block format: full-block, block, and semi-block. The overall form of business letters is substantially the same for the different types, although specific elements differ in the various kinds of business letter element organization. The variations in letter formats involve the type of consistent positioning of the six parts of the letter