The Ultimate Glossary: 44 Email Marketing Terms Marketers Must Know
Hubspot
FEBRUARY 17, 2012
Clicks Per Open - A percentage measure of the number of clicks divided by the number of opens. CPM (Cost Per Thousand) - In email marketing, CPM commonly refers to the cost per 1000 names on a given rental list. 25 per email address. Over 90% of email sent is classified as spam.
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