Email marketing is user prior consent in the premise, through the email way to target users transfer valuable information.Email a network marketing means marketing has three basic elements: user license, e-mail messages, information of value to the users. The three factors of the lack of a, cannot be called effective email marketing is a direct way. The commercial use of e-mail communication with audience. Also widely used in the field of network marketing. Mail marketing is one of the oldest network marketing, email marketing than most website promotion and Internet marketing practices to be old.