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The Card Show Dealer: SlabProof at The National
How a multi-show dealer used verified provenance to close faster on the convention floor.
About This Use Case Composite of SlabProof pilot program participants at regional card shows. Outcomes represent actual results from show-floor pilots.
Background A dealer who operates tables at 8-10 major card shows per year — including The National, multiple Collect-A-Con stops, and regional shows in the Northeast — brought high-value PSA and BGS graded sports cards to a regional show as part of SlabProof's dealer pilot program.
Typical show inventory: 150-200 graded slabs ranging from $50 to $8,000. Primary challenge: serious buyers at high-value tables are sophisticated, slow-moving, and require significant relationship-building before transacting. High-value lots often required extended conversation before closing.
The Show Floor Dynamic At card shows, serious buyers are doing multiple simultaneous checks on high-value cards. They're looking at the slab, checking the cert on their phone, comparing the card to registry images, and asking the dealer questions about provenance. This process can take 10-15 minutes per card.
The dealer's challenge: multiple serious buyers interested in the same cards simultaneously, each in a different stage of due diligence. A buyer doing 15 minutes of self-verification per card is a buyer who might walk away while doing it.
The Implementation All show inventory was registered on SlabProof before the show. At the dealer's table: - Each display card had a small tag showing the SlabProof ID alongside the standard price tag - A QR code at the front of the table linked directly to the dealer's SlabProof Verified Dealer profile - The dealer's table displayed 'SlabProof Verified Dealer' signage - For interested buyers: 'Scan the SlabProof ID on that card and you'll see its complete history' became the standard response to authenticity questions
What Happened on the Floor ### Verification Speed The buyer due diligence process on high-value cards accelerated dramatically. Instead of a 15-minute self-verification process, buyers who pulled up the SlabProof provenance page typically took 2-3 minutes. The record answered their questions before they could ask them.
Instead of me explaining why they should trust the card, the record was explaining it. I just stood there while they read it.
Conversation Quality The verification shift changed the nature of floor conversations. Without provenance documentation, conversations centered on authenticity: 'How do I know this is real? Can you guarantee this?' With SlabProof records, conversations moved immediately to the card itself: 'I see it's been transferred twice — what's the story on the previous owners?'
Those are conversations that close deals. Authenticity conversations create anxiety. Provenance conversations create engagement.
Competitive Differentiation At the show, the dealer's SlabProof Verified Dealer credential was visible from across the aisle. Serious buyers specifically sought out the table after seeing the signage.
Three buyers told me they came to my table because they saw the SlabProof sign. They didn't want to spend time at tables where they'd have to do all the verification themselves.
By the Numbers The dealer closed 23% more transactions on high-value cards (above $500) at this show compared to the prior show's equivalent inventory. Average time to close on verified lots: approximately 40% less floor time than on equivalent non-verified inventory from prior shows.
The buyers did their own verification and then came back ready to buy. I've never had that before.