Everything else — badges, emails, reports — reads from one table. If it is wrong there, it is wrong everywhere.
Three habits
- Edit the person, never the spreadsheet
- Let the door write arrivals, not a human
- Export at the end, not during
Search, filters and bulk actions all operate on the same rows the door sees, in real time.
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A timetable for the day, written by people who have stood at the door.
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Try it on your next event
Registration, QR check-in and the door — set up in an afternoon.