I ran the event — but I can't prove it worked.
You end the day with a guest list and a feeling. Which vendors got traffic? Did visitors actually engage, or just wander? Did anyone connect? By the time you piece it together from ticket exports and vendor emails, next year's planning has already started.
A live command centre: who's engaging with whom, redemptions and revenue as they happen, your top vendors ranked by real visitor traffic — the ROI, while the event is still on.