SSSiteSignal Express

Sample transactional email pack excerpt

A short preview of the private Transactional Email Launch Pack delivered after payment. It is informational, not provider support, legal, tax, or security advice.

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The paid pack expands this excerpt into a launch runbook for SMTP relay setup, Brevo sender DNS, SPF/DKIM/DMARC checks, secret handling, delivery tests, and resend/support recovery.

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Short checkout: https://buy.signal-shelf.com/brevo. One-time Stripe payment, no subscription.

SMTP relayRecord provider, host, port, TLS mode, username, and sender address in a private runbook.
DNS authVerify SPF, DKIM, and DMARC before relying on production checkout or delivery email.
Secret handlingKeep SMTP passwords and API keys in environment variables or secret storage, never in source code.
Delivery testSend one transactional test email, inspect spam placement, and check received headers for alignment.

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Short checkout: https://buy.signal-shelf.com/brevo. No subscription. Delivery is private by email after Stripe confirms payment.