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referrals-in-the-portal
October 26, 2025
Referrals in the Portal
dormancy
October 26, 2025
Dormancy
subscribers-can-change-their-email-address
October 26, 2025
Subscribers can change their email address
Gmail's shortcuts come from a 1976 keyboard layout
October 26, 2025
Keyboard-only email is just as relevant as it was when computers didn't even have mice.
dedicated-archive-settings-page
October 26, 2025
Dedicated archive settings page
What you need to know about Orange's new email protections
October 26, 2025
Orange has updated its sending requirements. Here is what you need to know to avoid having your emails flagged as spam.
The physicists who convinced Fermilab to send Brazil's emails
October 26, 2025
Neither the first nor the fastest international connection, it was the one that lasted.
filter-subscribers-by-domain
October 26, 2025
Filter subscribers by domain
Creating newsletter webhooks for fun and profit
October 26, 2025
You don't need to have any experience with coding or HTML, or pay for automation platforms, to move data between apps.
filter-subscribers-by-source
October 26, 2025
Filter subscribers by source
thats-right-even-more-filtering-options
October 26, 2025
That's right, even more filtering options
Public postmortem: bot identification traffic blocking
October 26, 2025
Our public postmortem for Incident #0011.
pwyw-suggestions
October 26, 2025
PWYW suggestions
Email's fingerprints are everywhere you look
October 26, 2025
Open any app on your phone and count the buttons, features, and formatting it inherited from the OG communications app.
How to return from a newsletter hiatus in style
October 26, 2025
Minimize unsubscribes and get back into a groove with a little technical prowess and transparency.
The subtle art of email forensics
October 26, 2025
The subtle hints and hardcoded clues to trace the history of every email message
cleaner-subscriber-management
October 26, 2025
Cleaner subscriber management
A plaintext subject line is all email has ever needed
October 26, 2025
Many have tried to diminish or usurp it. All they did was make the humble header more resilient.
What the hell is a Webmention?
October 26, 2025
If you're mentioned on the internet and no one is around to hear it, does it make a sound?
Email signatures and the power of defaults
October 26, 2025
Usenet set the signature rules. Then Hotmail broke them.
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