For more than a decade, people have been saying the same thing: email is about…
Industry Trends & News
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Everyone Hates Spam. So Why Is Spam Still Winning?
Email Used to Be Simple Email was created as a simple communication tool: easy, open,…
Monitoring & Testing
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SMTP Errors Are Not Random. They Are Feedback.
Most teams open SMTP logs only after something has already gone wrong. Open rates collapse….
Email Best Practices
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Spam Rejections vs Temporary Deferrals: Which One Is More Dangerous?
When analyzing email deliverability, two types of errors appear again and again: Most senders instinctively…
Email Best Practices
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Good Open Rates Don’t Mean Good Deliverability
Still, a lot of senders and marketers think that open rate has been one of…
Industry Trends & News
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Why Email Is Still Alive — Even in the Age of WhatsApp and Telegram
Every few years someone confidently announces that email is finally dying. The argument usually sounds…
Deliverability & Reputation
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When 80% of Your Email List Belongs to One ISP
In many email programs, subscriber distribution across mailbox providers is uneven. Sometimes dramatically so. It…
Email Best Practices
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Why Regional ISPs Are Often Harder Than Gmail — and How to Send to Them Safely
When most marketers think about deliverability, they think about Gmail, Outlook, or Yahoo. These global…
Deliverability & Reputation
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Domain Reputation vs IP Reputation: What Really Impacts Your Deliverability?
In email deliverability, reputation determines whether your messages land in the inbox, the spam folder,…
Industry Trends & News
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Email vs SMS: Which Channel Is Better — and For What?
Email and SMS are often compared as if one must replace the other.In reality, they…