The Ultimate Glossary: 44 Email Marketing Terms Marketers Must Know
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. Copyright © 2008 Constant Contact, Inc. Copyright © 2008 Constant Contact, Inc.
B2B Marketing ROI
JUNE 30, 2009
While it is true that any ESP is likely to significantly beat a company’s in-house solution, it becomes more difficult when trying to compare one ESP’s deliverability to another. The more levels of authentication your ESP uses, the better the deliverability is likely to be.