Email marketing is the act of sending a commercial message, typically to a group of people, using email. In its broadest sense, every email sent to a potential or current customer could be considered email marketing. It involves using email to send advertisements, request business, or solicit sales or donations.
A crucial part of digital marketing, the email-marketing informs the prospective clients about targeted products and services, influencing many of them to respond and enhancing thereby chances of their buying the product or service.