1. Use very short for sending data to the receiver
2. Can look back at the data received from the sender email system will record the information. For the benefit of using retrospective data
3.We can know Address we sent to a recipient or not. Because email system be alert back. After an email was sent to
4.Receiving an information receiver can open to check email in many systems, the computer or electronic equipment in modern popular various
5.? Transmitted data can be sent in both images, sounds,The characters, or even video, can try to get multiple file types.
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