The process of removing identical entries from two or more data sets such as mailing lists. AKA merge/purge. Delivered email: Number of emails sent minus the number of bounces and filtered messages. A highly inexact number because not all receiving ISPs report accurately on which email didn’t go through and why not.
Advertise Do not Spam
There is a fine line between advertising and spam and unfortunately many business owners do not understand the difference between the two.