Sponsley
Blog

Notes on Selling Sponsorships

First articles are in the works — here's what we're writing.

Benchmark

What 2,300 newsletters actually charge per thousand opens

A first look at the anonymized data behind our CPM benchmark.

Coming soon

Playbook

The creative-deadline email that saves every launch week

How top operators chase sponsor assets without feeling like debt collectors.

Coming soon

Media kit

Stop sending PDFs: the case for a living media kit

Why stale rate cards cost you deals, and what to send instead.

Coming soon