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You've joined Subbox, a subscription business. Users upgrade, downgrade, pause, cancel, and sometimes come back six months later. Churn goes to the board every month, and every month somebody disputes the number — because it has quietly meant three different things in three different decks.
out of scopeDiscounts · tax · dunning · win-back campaigns
pnpm dev:api and reload.The canvas below still works, so you can model now and run the review once the service is up.Practice studio
Start with the data model, then layer system context
Use entities and relationships for the real ERD. Add notes, containers, or curated cloud shapes only when they sharpen the story you are architecting.
This scenario runs a full workspace — editor, canvas and results side by side. It needs a laptop or desktop to be usable. Open this page on a bigger screen to start building.