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. Email Sponsorships - Buying ad space in an email newsletter or sponsoring a specific article or series of articles. Advertisers pay to have their ad inserted into the body of the email. Over 90% of email sent is classified as spam.
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