A list of email addresses that your business can send marketing emails to. Email lists are usually segmented—or broken into smaller groups based on their interests or behaviors—so you can customize your messaging to be more relevant, interesting, and effective. To create them, you can collect email addresses at the time of purchase, through pop-up forms on your website, and a variety of other simple tactics.

Effective Email Marketing
Email marketing is quickly becoming one of the most popular forms of Internet advertising. This is because there are many distinct advantages to the concept