eROI Email Marketing News and Strategies

eROI Blog
Email Marketing News, Articles, and Strategies

Thursday, February 12, 2004

How to Handle Challenge Response Filters Affecting Up to 10% of Your List from Getting Your Emails

Up to 10% of the names on your list are using a challenge- response system to block incoming mail. Unfortunately your standard delivery report won't show you how many or who they are. (In fact, it looks like your mail was delivered.) Our new article explains for emailers:

How Does Challenge-response Work?
How Many Email Addresses are Using Challenge-response?
4 Steps Emailers Should Take to Handle Challenge-response
Read Article >>
(Open access until Feb 21st)

Posted by: DTB at 12:24 PM | Permalink

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