TRUSTED BY PUBLISHERS OF 1,800+ NEWSLETTERS.
The best newsletters are built on trust and valuable content. Privacy, sender reputation, and list quality are essential, but hard to understand and maintain.
Email is the best source of crucial first-party data, and the most important metrics are how your community grows and engages over time, and how that converts to revenue.
Letterhead's designed from the ground up to help.
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We've built detailed strategy guides for publishers and marketers on email content, audience growth, and monetization, pulled from dozens of case studies and millions of emails sent on Letterhead.
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