Follow the reporting hierarchy in your office. Sending messages to the company president may be technically possible but tactically unwise. Use humor and sarcasm carefully. Written communications suffers from the absence of gestures and facial expressions. Element Of Style Use upper and lower case letters and be careful of your spelling.
Nothing is more distracting than missspelled e-mail message.
It conveys an attitude of carelessness and lack of thought. Do not type in all-caps. That is the equivalent of shouting in e-mail. Keep paragraphs and messages short and to the point. When responding to message, include that message as a referent point.