Lettrbase blog

Grow, monetise, and run a better newsletter

Tactics, case studies, and playbooks for newsletter operators — from discovery to monetisation.

Newsletter Discovery

How to Read a Newsletter Media Kit (and Spot the Red Flags)

A newsletter media kit is full of numbers that can mislead as easily as inform. Here is how to read one properly and spot the figures that do not add up.

Oct 05, 2026
Newsletter Discovery

How Many Newsletters Should You Sponsor at Once?

Sponsoring too few newsletters gives you no data; too many burns budget fast. Here is how to decide how many newsletters to sponsor at once, at each stage.

Sep 28, 2026
Newsletter Discovery

Newsletter Sponsorship vs. Podcast Sponsorship: How to Choose

Newsletter and podcast sponsorships both reach engaged, opt-in audiences through a trusted voice. Here is how they compare and how to choose the right one for your goals.

Sep 25, 2026
Newsletter Discovery

Fit Beats Fame: Why the Biggest Newsletter Is Rarely the Best to Sponsor

The biggest, most famous newsletter in your space is rarely the best one to sponsor. Here is why fit beats fame, and how to spot the newsletters that actually convert.

Aug 28, 2026
Newsletter Discovery

How to Find Newsletters to Sponsor: The Complete Guide

Finding newsletters to sponsor comes down to defining your audience, searching by category, qualifying, and building a working list. Here is the complete process.

Aug 10, 2026
Newsletter Discovery

The Best Newsletter Discovery Platform: How to Choose in 2026

There is no single best newsletter discovery platform for everyone. Here is how the main types compare and how to choose the right one for how you actually work.

Aug 07, 2026
Newsletter Discovery

How to Find Consumer Newsletters to Sponsor: The Complete D2C Guide

The complete guide for D2C and ecommerce brands on finding consumer newsletters to sponsor that genuinely match your customers, then testing them without wasting budget.

Aug 06, 2026
Newsletter Discovery

Newsletter Advertising for Nonprofits and Advocacy Organizations

Nonprofits and advocacy organizations reach values-driven audiences on limited budgets. Here is how newsletter advertising can fit a mission-driven organization.

Jul 28, 2026
Newsletter Discovery

Newsletter Advertising for Online Education and Course Creators

Online education companies and course creators reach motivated, learning-focused audiences. Here is how newsletter advertising fits this market.

Jul 28, 2026
Newsletter Discovery

Newsletter Advertising for B2B Services Firms

B2B services firms sell expertise and trust, which newsletter advertising is well suited to convey. Here is how consultancies and agencies can use the channel.

Jul 28, 2026
Newsletter Discovery

Newsletter Advertising for Healthcare and Health Tech

Healthcare and health tech companies reach cautious, credibility-focused audiences. Here is how newsletter advertising fits, and what to keep in mind.

Jul 28, 2026
Newsletter Discovery

Newsletter Advertising for Nonprofits and Advocacy Organizations

Nonprofits and advocacy organizations reach values-driven audiences on limited budgets. Here is how newsletter advertising can fit a mission-driven organization.

Jul 28, 2026