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Craig Swerdloff

What You Need to Know About Confirmed Opt-In (COI), Mistyped Email Addresses, and Typotraps

There has been a lot of talk recently about Spamhaus' listing of several well-known brand retailers in their Spamhaus Block List (SBL). These listings are part of Spamhaus efforts to encourage email marketers to use a Confirmed Opt-In (COI) permission strategy. We would like to share what we know about their position, reactions from the email marketing community, and how this informs our own efforts to support marketers with data-collection best practices.

 

Disposable Email Addresses: What Are They and How Should Email Marketers Handle Them?

Over the past few months we have been diving in on the topic of “inactive” email addresses and how marketers might manage them to improve email marketing performance. Continuing on the path of understanding inactive email addresses, I thought it appropriate to tackle one of the lesser understood examples: disposable email addresses.

 

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