The Hobby: Buying and Selling Platforms for Sports Cards The modern sports card market is a fast-moving, constantly evolving ecosystem - one that blends nostalgia, investment, and community into a single thriving culture. The Hobby: Buying and Selling Platforms for Sports Cards is the essential guidebook for anyone looking to understand, navigate, and master the many arenas where cards are bought and sold today.From powerhouse marketplaces like eBay and COMC to emerging live-selling platforms such as Whatnot, Instagram Live, and Alt, this book takes you inside the mechanics of each platform. It explores local card shops, regional and national shows, online consignments, high-end auction houses, and private trades - revealing how each buying and selling environment works and when to use them for maximum advantage. Readers will discover the characteristics that make each platform unique, the types of cards that perform best in different settings, and the strategies successful collectors use to build trust, reduce risk, and maximize value.You'll learn how pricing strategies vary between auctions and fixed-price listings, how modern live-streaming platforms are reshaping buyer behavior, and why marketplaces such as PWCC, MySlabs, and Goldin cater to very different audiences than traditional eBay sellers. The book also examines how in-person card shops and shows continue to anchor the hobby's vibrant community, offering opportunities for direct negotiation, trading, and shared passion. For high-end investors and serious collectors, it provides insights into consignment models, premium auctions, and how six-figure cards are brokered in an increasingly digital world.The Hobby doesn't just tell you where cards are bought and sold - it explores how the modern collector operates, how platforms compete and complement one another, and how technology continues to redefine the business of collecting. Blending market analysis with firsthand perspective, it captures the spirit and momentum of a booming industry that continues to evolve with every transaction.Whether you're a returning collector, an aspiring dealer, or an investor seeking to understand the marketplace behind the memories, The Hobby offers the knowledge, structure, and confidence to thrive in today's complex sports card economy.