An electronic mailing list is a collection of email addresses that can get one and the same message at the same time. If an email is sent out to the main email address associated with the list, for instance – email@example.com, it is forwarded automatically to all of the email addresses that are included in that mailing list. This feature will allow you to reach electronic mailing list subscribers easily, so you can send out announcements or any other info on a periodic basis to all of your customers. Based on the software program that is being used to manage the list itself, email addresses can be added manually by the mailing list’s administrator or people have to register, giving their categorical approval to receive emails in the future. A mailing list will spare you plenty of time and will enable you to remain in touch with your customers easily, which can boost the popularity of your website.