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Unsubscribe Link Template

Builds the unsubscribe link text and mailto fallback for sales-outreach email. Compliant with CAN-SPAM (US) and GDPR-style opt-out conventions.

Unsubscribe line
Not interested? Reply "unsubscribe" or email you@yourdomain.com.
What it does

Generates a 'Not interested?' style soft-opt-out line plus a mailto:[your-email]?subject=Unsubscribe fallback. Optional polished one-click HTML link if you have an unsubscribe webhook.

When to use

Adding unsubscribe to cold-outreach signatures or campaign templates. Updating opt-out language for GDPR-exposed recipients.

FAQ

Is unsubscribe required for B2B cold email?+

CAN-SPAM applies to bulk commercial email and requires a clear opt-out. One-to-one B2B sales email is in a fuzzier zone but the safe posture is to include opt-out availability and honour opt-outs within 10 business days.

Record generated. Now make sure it actually passes on real sends.

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Verify on a real send
Nate SummersCo-Founder, Outsolvi

Nate built Outsolvi after watching every email-tracking tool he had ever used lie to him about opens. Outsolvi runs Tier 1 to 5 confidence scoring on every open, native in Outlook and Gmail, so the number on the dashboard is one a rep can actually act on.

Last reviewed May 25, 2026Editorially independent

We update these pages when the underlying mechanics change — new mailbox-provider rules, new tracker behavior, new measurement gaps. The dates above are real revisions, not auto-touches.