Collector guides

Practical, no-hype answers to the questions every collector runs into: grading, shipping, storage, rookie cards, and selling. Written by the people who run this marketplace.

• GuideHow Card Grading Works: PSA, BGS, SGC, and CGC ExplainedWhat PSA, BGS, SGC, and CGC grades actually mean, how the 1 to 10 scale works, and how to decide whether a card is worth grading. 6 minute read
• GuideHow to Ship Trading Cards SafelyThe packaging method collectors trust: penny sleeve, toploader, team bag, and a tracked bubble mailer, plus how to pack graded slabs. 5 minute read
• GuideRookie Cards Explained: What Counts and Why They MatterWhat makes a card a true rookie card, how the RC shield works, why Bowman 1st cards are different, and what drives rookie card value. 5 minute read
• GuideHow to Sell Trading Cards OnlineWhere to sell trading cards, how fees compare across eBay, card shops, shows, and marketplaces, and how to write listings that sell. 6 minute read
• GuideHow to Store and Protect Your Trading CardsSleeves, toploaders, one-touch holders, and binders compared, plus the humidity, heat, and sunlight rules that keep cards mint for decades. 5 minute read
• GuideVintage, Junk Wax, and Modern: Sports Card Eras ExplainedWhat collectors mean by vintage, junk wax, and modern eras, why late 1980s cards are so common, and where the value lives in each era. 5 minute read