# Notes on deliverability, templates, and the API.

URL: https://samva.dev/blog

Field notes on shipping email: webhooks, bounces, and the parts of the API that don't show up in the quickstart.

Browse

- [#BIMI](https://samva.dev/blog/tags/BIMI)
- [#agents](https://samva.dev/blog/tags/agents)
- [#compliance](https://samva.dev/blog/tags/compliance)
- [#deliverability](https://samva.dev/blog/tags/deliverability)
- [#email](https://samva.dev/blog/tags/email)
- [#email-authentication](https://samva.dev/blog/tags/email-authentication)
- [#transactional](https://samva.dev/blog/tags/transactional)
- [#troubleshooting](https://samva.dev/blog/tags/troubleshooting)

- [Design email for humans and AI agents](https://samva.dev/blog/design-email-for-humans-and-agents): Latest
   
   Oct 16, 2026
   
   Put the ask in the first lines, write the action as live text, and keep the reply on the same thread. A Samva mailbox lets your agent answer it.
   
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- [Write verification emails Gmail can copy](https://samva.dev/blog/write-verification-emails-gmail-can-copy): transactional
   
   Oct 16, 2026
   
   Write a verification email with one code at the top of the text and HTML. Gmail's Copy code button is a reported app behavior, not a published sender rule.
   
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- [Why Copy-Paste DNS Records Stall Domain Setup](https://samva.dev/blog/why-dns-record-instructions-stall-domain-setup): deliverability
   
   Oct 5, 2026
   
   Copy-paste DNS records stall email domain setup through registrar field quirks, long DKIM values, and silent waits. See how a connected provider avoids them.
   
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- [Email bounce back: hard bounce or soft bounce](https://samva.dev/blog/email-bounce-back): deliverability
   
   Sep 8, 2026
   
   A hard bounce is permanent and a soft bounce is temporary. Read the SMTP code, stop sending to dead addresses, and see how Samva suppresses them.
   
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- [Why are my emails going to spam? How to fix it](https://samva.dev/blog/emails-going-to-spam): deliverability
   
   Sep 8, 2026
   
   Why emails go to spam and how to fix it: tell delivery failures from spam placement, then check authentication, bulk-sender rules, audience, and content.
   
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- [What Is an Email Suppression List? How It Works](https://samva.dev/blog/what-is-an-email-suppression-list): deliverability
   
   Sep 8, 2026
   
   Understand why email addresses are suppressed, how suppression differs from unsubscribe, and what to check before removing a block.
   
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- [How to Warm Up a New Email Domain: A Schedule](https://samva.dev/blog/warm-up-a-new-sending-domain): deliverability
   
   Sep 5, 2026
   
   Learn how to warm up a new email domain, build an email warmup schedule, and monitor sender reputation before increasing your sending volume.
   
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- [Gmail BIMI Logos and Verified Checkmarks](https://samva.dev/blog/gmail-bimi-brand-logo-verified-checkmark): deliverability
   
   Aug 24, 2026
   
   Learn what Gmail requires for BIMI brand logos, why its verified checkmark needs a VMC, and how to troubleshoot DNS, SVG, and certificate evidence.
   
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- [One-click unsubscribe (RFC 8058) explained](https://samva.dev/blog/one-click-unsubscribe-rfc-8058): compliance
   
   Jul 7, 2026
   
   Set List-Unsubscribe and List-Unsubscribe-Post, then honor one POST, for Gmail and Yahoo bulk senders. Transactional mail such as password resets stays exempt.
   
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- [Transactional vs Marketing Email Explained](https://samva.dev/blog/transactional-vs-marketing-email): transactional
   
   Jul 7, 2026
   
   What separates transactional from marketing email, and why the split shapes consent, deliverability reputation, sending domains, and suppression lists.
   
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