Business correspondence refers to the exchange of important information, ideas and views in a written format between organisations, within organisations and between organisation and customers for the purpose of business.
The five principles of business correspondence are:
1. Conversational: According to the reader's need.
2. Clarity: The purpose should be clear.
3. Concreteness: Specific information should be mentioned.
4. Correctness: The correspondence should have least mistakes.
5. Conciseness: The correspondence should be brief, precise and compact.