Passion to Profession: From Collector to Infrastructure Builder with Karn Rai of Slab Sharks

<p>Karn Rai has been around cards since he was ten years old.</p><p>What started with hockey cards, Pokémon packs, and trips to the Toronto Expo turned into one of the fastest growing consignment businesses in Canada.</p><p>In this episode of Passion to Profession, Karn breaks down the evolution of Slab Sharks and why the future of the hobby belongs to operators who think beyond cards on a table.</p><p>We talk about:</p><ul><li> Building trust through customer experience </li><li> Why storytelling matters in auctions and consignments </li><li> The shift from “garage eBay sellers” to real infrastructure businesses </li><li> How Canada’s hobby market is changing </li><li> The role of technology, AI, and reinvestment in scaling a company </li><li> Why emotional intelligence matters when handling collections </li></ul><p>This conversation goes far beyond buying and selling cards.</p><p>It’s about building systems, earning trust, and understanding the emotional connection collectors have with their cards.</p><p><br>Sign up for <a href="https://stackingslabs.substack.com/p/coming-soon?r=hjr6d&amp;utm_campaign=post&amp;utm_medium=web&amp;utm_source=copy">Hobby Jobs and The Weekly Rip</a> for free</p><p>A special thank you to <a href="https://www.ebay.com/">eBay</a> for sponsoring <em>Passion to Profession</em>. The biggest and best marketplace to buy your next favorite trading card.</p><p>Get exclusive content, promote your cards, and connect with other collectors who listen to the pod today by joining the Patreon: <a href="https://patreon.com/StackingSlabs?utm_medium=clipboard_copy&amp;utm_source=copyLink&amp;utm_campaign=creatorshare_creator&amp;utm_content=join_link">Join Stacking Slabs Podcast Patreon</a></p><p>Follow Stacking Slabs: | <a href="https://twitter.com/stackingslabs">Twitter </a>| <a href="https://www.instagram.com/stackingslabs">Instagram </a>| <a href="https://www.facebook.com/StackingSlabs/">Facebook</a> | <a href="https://vm.tiktok.com/cvNbNG/">Tiktok</a></p> <strong> <a href="https://www.patreon.com/c/StackingSlabs" rel="payment" title="★ Support this podcast on Patreon ★">★ Support this podcast on Patreon ★</a> </strong>