These gatherings are events where collectors and enthusiasts buy, sell, and trade sports cards and memorabilia. They often feature vendors displaying a wide range of items, from vintage cards to modern releases, catering to diverse interests and budgets. For example, one might find a rare Mickey Mantle rookie card alongside newer autographed memorabilia at such an event.
These events serve as significant marketplaces for the sports collectibles industry, providing a platform for networking, appraisal, and authentication. They offer a space for hobbyists to connect with fellow enthusiasts, discover valuable pieces, and potentially increase their investment portfolios. The history of such events mirrors the growth of the sports card collecting hobby itself, evolving from informal trading sessions to organized conventions with hundreds of vendors and attendees.