E-mail became popular because of its standardized protocol and due to enormous flexibility that allows email messages to be sent and received anywhere in the world.
Introduction to Email
Email (shortened version of electronic mail) is a widely used service that enables to send electronic messages among individuals.
Email messages can be sent and viewed in using different computer technologies - using web based interface (web mail) or specific email software (Microsoft Outlook, Mozilla Thunderbird, Opera mail and others).
Advantages of using e-mail service
E-mail has a great advantage compared to regular mail as the message is received within seconds from when it was sent. Modern email also allows images and other files to be attached to the message allowing easy information sharing among internet users.