We ran a capped ad experiment on Trailmix to settle a naming argument.
The setup
Budget cap: $100 hard. Window: 5 days. Success bar: a signup under $8.
The numbers
Spend: $96.20. Signups: 15. Cost per signup: $6.41.
Verdict: graduate. Concrete beat cute — Waypoint carried it.
*This is the demo workspace — the data is illustrative, the product flow is real.*