Fast Mailer Pro is a fast subscription-based mass mailer used by many Internet professionals and online store owners, to notify their customer base about various events and send requested newsletters. It is easy-to-configure and lets you import your email mailing list of subscribers into the internal database quickly and easily. It lets you do filter-based manipulations on the email mailing list, search for duplicate emails and enable, disable, subscribe or unsubscribe individual subscribers. Online Help is available.