The Ultimate Glossary: 44 Email Marketing Terms Marketers Must Know
Hubspot
FEBRUARY 17, 2012
Blacklist - A list that denotes IP addresses as spammer IPs, impeding email deliverability. Over 90% of email sent is classified as spam. Copyright © 2008 Constant Contact, Inc. Use it to market, cross sell and up-sell, and to establish a relationship with customers over time. All rights reserved.
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