With an electronic mailing list, you will be able to send out the very same email message to different users at the same time. The list is a collection of their email addresses, so every time you send out a single message to the mailing list’s email address, newsletter@domain.com – for example, it will be redirected automatically to all the mailing list subscribers instantly. Usually, users need to sign up for such a list, but sometimes their e-mail addresses can be added manually too, based on the software app that is being used to manage the list itself. You can use the feature to reach prospective or current customers and to send them newsletters, brand new offerings and other types of information on a regular basis. This will prove your desire to remain in touch with them and will boost the popularity of your web site.