Lettrbase Blog

Grow, monetise, and run a better newsletter.

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

Newsletter Discovery

What Is a Newsletter Database? A Guide to Finding Newsletters at Scale

A newsletter database is a searchable index of newsletters organized by category. Here is what one is, what it is used for, and how it helps you find newsletters at scale.

Jul 07, 2026
Newsletter Discovery

Where to Find Newsletter Sponsorship Opportunities

Newsletter sponsorship opportunities are scattered across thousands of publications. Here is where to find them and how to identify the ones worth pursuing.

Jul 06, 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, and qualifying for fit. Here is the complete step-by-step process.

Jul 06, 2026
Newsletter Discovery

Newsletter Benchmarks: How to Know if a Newsletter Is Worth Sponsoring

Benchmarking a newsletter before you sponsor it means evaluating open rates, engagement, and audience fit against clear standards. Here is how to do it.

Jul 06, 2026
Newsletter Discovery

Newsletter Advertising Database: How to Find Newsletters to Advertise In

A newsletter advertising database helps you find newsletters to advertise in by category, replacing manual research. Here is how it works and how to use one.

Jul 06, 2026
Newsletter Discovery

What Is a Newsletter Sponsor Database (And How to Use One)

A newsletter sponsor database is a searchable index of newsletters you can sponsor, organized by category. Here is what one is, how it works, and how to use it.

Jul 06, 2026
Newsletter Discovery

What Is Passive Candidate Recruiting? A Guide for Talent Teams

Passive candidate recruiting targets the best talent that isn't actively job searching. Here is what it means and how newsletter sponsorships help reach this audience.

Jul 02, 2026
Newsletter Discovery

What Is Founder Marketing? How VCs Reach Startup Founders

Founder marketing is how funds and ecosystem players build awareness with startup founders. Here is what it means and where newsletter sponsorships fit in.

Jul 02, 2026
Newsletter Discovery

What Are Newsletter Ads? A Guide for D2C and Ecommerce Brands

Newsletter ads are an increasingly popular acquisition channel for D2C brands, but the basics deserve a clear explanation. Here is what they are and how they work.

Jul 02, 2026
Newsletter Discovery

What Is Newsletter Sponsorship? A Plain Guide for SaaS Marketers

Newsletter sponsorship is one of the most talked-about B2B channels, but the basics are often glossed over. Here is a clear explanation for SaaS marketers new to it.

Jul 02, 2026
Newsletter Discovery

Newsletter Recruiting Myths That Hold HR Teams Back

HR teams often avoid newsletter recruiting or use it ineffectively because of common misconceptions. Here are the myths that hold teams back, and the reality behind each.

Jun 23, 2026
Newsletter Discovery

Myths About Reaching Founders Through Newsletter Sponsorships

VCs and accelerators often hold misconceptions about newsletter sponsorships that lead them to either avoid the channel or use it poorly. Here are the most common myths, corrected.

Jun 23, 2026