Sports auctions are events where items related to sports, such as memorabilia, equipment, and collectibles, are sold to the highest bidder. These auctions can take place in person or online, allowing fans and collectors to acquire unique items like jerseys, signed balls, and vintage cards. Participants in sports auctions can place bids on items they are interested in, often competing against other bidders. The auctioneer manages the process, and once the bidding ends, the highest bidder wins the item. Popular auction houses may specialize in sports memorabilia, featuring items from famous athletes like Michael Jordan or Babe Ruth.