Electronic mail, commonly known as email, is a method of communication that involves sending messages electronically via computer.
Messages can include text, graphics, sound and video.
Email is one of the most commonly used Internet services. Flexible messages can be sent to one person or to many messages may be represented in various media eg. This is one reason why the observing of Network Etiquette is so important. It is important to understand email addresses if you intend using email as a method of communication. Just as addresses used by Australia Post have a standard format, so too do email addresses.