E-mail is a communication method that provides information exchange through electronic means, and it is the most widely used service on the Internet. Through the e-mail system of the network, users can contact network users in any corner of the world at a very low price (no matter where they are sent, they only need to pay the network fee) and in a very fast way.

E-mail can be text, image, sound and other forms. At the same time, users can get a lot of free news and special emails, and easily realize easy information search. The existence of e-mail greatly facilitates the communication between people and promotes the development of society.

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Characteristics of e-mail

E-mail is a system that directly faces the information exchange between people in the whole network and even all other network systems. Its data sender and receiver are both human beings, so it greatly meets the communication needs of a large number of people.

E-mail refers to the communication mode of transmitting letters, documents, materials and other information by electronic means. E-mail combines the characteristics of telephone communication and postal letters. It can transmit information as quickly as a telephone and make the receiver receive a written record like a letter at the receiving end. E-mail system is also called computer-based mail information system.

It takes part in the whole process of mail from entering the system to reaching the destination. E-mail can be transmitted not only by telephone network, but also by any other communication network. When using the telephone network, it can also transmit information during its off-peak period, which is of special value to commercial mail.