Research
We publish what
We publish what
we learn working.
This first one is about email, but the pattern holds everywhere: the problem never surfaces where you notice it.
Download the paper
01
Featured paper
The Chicken and the Egg.
3rd edition · August 2026 · 13 pages
Why your emails stopped arriving, and what changed on the other side.
Most companies with a deliverability problem do not have it because email stopped working. They have it because they kept sending the same way while the providers changed the rules. Inside: the mechanism of the vicious circle, what each provider now requires, evidence from our own audits and a diagnostic checklist.
02
How it works
One paper per quarter.
- What we publishWhat comes out of audits and real engagements, not opinion.
- With what dataFigures from official provider documentation, public reports or our own anonymised audits.
- How oftenOne flagship paper per quarter. In between, the short pieces that come out of it.
- How to hear about itWrite to us and we will tell you when the next one is out. No spam list.