The document provides guidance on effective business writing principles. It discusses 7 key principles: 1) organize thoughts before writing; 2) prefer the active voice; 3) use a simple style; 4) omit unnecessary words; 5) use positive words and specific words; 6) use correct grammar; 7) use a dictionary. Examples are given to illustrate each principle, such as using "Be sure to lock the file" instead of "Do not forget to lock the file". The document aims to teach concise and clear business writing.