Employees see the serving line every day while purchasing, quantity planning, and waste measurement remain invisible. Your audio reports follow real cafeteria operations through multiple roles. The interesting number is the one that reveals a process rather than a polished self-portrait.
Build a marketable mini-offer called “Audio Series on Workplace Cafeterias” for food-service professionals, employees, and sustainability managers. Center it on “an audio-reporting series with a metrics sheet,” with an immediately clear benefit.