Featured editorial
Why involuntary churn keeps creeping up at series B
A short field note on the pattern we keep seeing: card lifecycle issues outpacing growth, and the dunning system that quietly stopped scaling.
Read the full pieceEditorial brief
Short pieces written by the desk, drawn from active engagements. We publish on Tuesdays at 10:00 KST, with the occasional unscheduled note when something urgent shifts in the gateway market.
Featured editorial
A short field note on the pattern we keep seeing: card lifecycle issues outpacing growth, and the dunning system that quietly stopped scaling.
Read the full pieceRecent briefs
2025-08-08
A short brief on why network tokens are the schedule risk in most gateway migrations, and what to do about it before week one.
2025-07-04
A practical sketch of the authorisation rate dashboard we end up building over and over, and the metrics it has to include to be useful.
2025-06-12
A note on the recurring patterns of revenue leak that show up in subscription billing audits, and why finance teams keep finding them surprising.
2025-05-19
On the temptation to over-engineer retry logic, and why the simplest defensible policy usually wins out over six months.
2025-04-03
A walkthrough of the sequencing approach we use when a client decides to replace their billing platform alongside their payment gateway.