Email marketing is a form of direct marketing that uses electronic mail as a means of handing on commercial messages to an audience. In its deep sense, every email sent to a prospective or current customer could be considered email marketing.
E-mail marketing is the act of sending a digital or trading message. Marketing emails can be sent to a received lead list or a current customer database. The term generally refers to sending email messages with the purpose of upgrading a merchant's relationship with current or previous customer stimulating customer loyalty and repeat business, getting new customers or forceful current customers to purchase something directly, and sharing third-party ads.