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Learn

# The newsletter sponsorship *knowledge base*.

Clear, straight answers on how newsletter sponsorships actually work: what they are, how they are priced, which inventory to buy, and how to measure whether a placement worked.

[Start here

## What is a newsletter sponsorship?

The definition, how it differs from a banner ad, what the ad unit actually looks like, and why it works across the full funnel. Includes an annotated example of a native placement.

Read the guide ›

?](/learn/what-is-a-newsletter-sponsorship)

[For publishers

### How to retain newsletter sponsors

Two strategies that turn one time sponsors into repeat partners: creative collaboration and hybrid pricing.

Read the guide ›](/learn/retain-newsletter-sponsors)
[Strategy

### Where newsletters fit in your media mix

Why newsletters have become a stable, high intent layer alongside paid search and social.

Read the guide ›](/learn/where-newsletters-fit-in-your-media-mix)
[Creative

### How to align your brand with newsletters

Why alignment beats scale, and how to match the audience, tone, and context so you fit in.

Read the guide ›](/learn/align-your-brand-with-newsletters)
[Fundamentals

### Why newsletter sponsorships fail

The real reason placements miss is fit, not audience, and how publishers and brands prevent it.

Read the guide ›](/learn/why-newsletter-sponsorships-fail)
[Attribution

### Why last click attribution undervalues newsletters

How last click hides the intent newsletters create, the invisible wins it ignores, and what to measure instead.

Read the guide ›](/learn/newsletter-attribution)
[Trust

### How to build trust in sponsored content

Clear labeling, audience alignment, and native voice, and why trust is the asset monetization runs on.

Read the guide ›](/learn/build-trust-in-sponsored-content)
[Benchmarks

### What is a good newsletter CTR?

Why around 0.2% is healthy, how to measure it honestly, and how to improve it.

Read the guide ›](/learn/what-is-a-good-newsletter-ctr)
[Conversion

### Newsletter landing pages: stop asking for too much, too soon

Design for the majority who are still exploring, and capture their intent instead of losing it.

Read the guide ›](/learn/newsletter-landing-page-optimization)
[Pricing

### How much do newsletter sponsorships cost?

Flat fee, CPM, CPC, and CPA compared, with typical ranges and who carries the risk in each.

Read the guide ›](/learn/how-much-do-newsletter-sponsorships-cost)
[Pricing

### How dynamic CPC pricing works

How a rate that moves with performance beats a fixed rate card, and why it aligns everyone.

Read the guide ›](/learn/how-dynamic-cpc-pricing-works)
[Inventory

### Premium vs niche newsletters: which should you sponsor?

Why the market is splitting into a strong niche end and a strong premium end, and how to run the barbell across both.

Read the guide ›](/learn/premium-vs-niche-newsletters)
[Measurement

### How to measure a newsletter sponsorship

The two part framework: enough sends for real conversion volume, plus upper funnel signals to judge a placement early.

Read the guide ›](/learn/how-to-measure-a-newsletter-sponsorship)

For publishers

### How publishers price and sell newsletter inventory

Setting rates, protecting reader trust, and filling unsold inventory without undercutting direct deals.

Coming soon

[Glossary

### Newsletter sponsorship glossary

Plain, linkable definitions for CPC, CPM, dynamic CPC, dedicated send, native placement, open rate, and the rest.

Read the guide ›](/learn/newsletter-sponsorship-glossary)
[Comparisons

### Wellput vs other platforms

How Wellput compares to Paved, Passionfroot, Linkby, the beehiiv Ad Network, and the Kit Sponsor Network, on inventory, pricing, and optimization.

See the comparisons ›](/compare)