A process that requires new list joiners to take an action (such as clicking on an emailed link to a personal confirmation page) in order to confirm that they do want to be on the list. Sometimes interpreted incorrectly by some email broadcast vendors to mean a new subscriber who does not opt-out of or bounce a welcome message.

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