List-Unsubscribe header critical for sustained email delivery

In our daily work, we still encounter missing List-Unsubscribe headers in emails. Reason enough to publish another BLOG post on this topic. It has become even more important recently since Google and Yahoo now include the list-unsubscribe mechanism among their requirements. What is a List-Unsubscribe header? When subscribers want to unsubscribe from a mailing list […]

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Categories: Case Studies, General, PowerMTA

Postmastery at Spotler Inbox Expo

Image library from last year. Postmastery is heading to Valencia Spain from the 27th of February through to 1st of March for the Spotler Inbox Expo. This three-day event will bring together experts, thought leaders and industry professionals from around the world to discuss the newest trends in deliverability, compliance and email marketing. This is […]

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Categories: Case Studies, General

Warming sender reputation fast and getting it right!

Warming IP and domain reputation does not need to take months – there are many things you can do to speed up the process. Even a large enterprise sender can warm a range of IPs and domains in weeks. Proper preparation, planning and tools are essential to warm up your sender reputation. Enterprise senders often […]

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Categories: Case Studies, Deliverability, General

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