What does ‘PSA’ mean – Definition – The Sports Card Glossary

PSA stands for Professional Sports Authenticator and they are the largest and most prestigious of the major sports card grading companies. Owned by Collectors, PSA was established in 1991 to…

What does ‘Tmall’ mean – Definition – The Sports Card Glossary

Tmall is a Chinese eCommerce site -- think of it like the Amazon of Asia. But if you've seen Tmall mentioned on basketball cards, it's because Panini produces basketball cards…

What does ‘Pop 1’ mean – Definition – The Sports Card Glossary

In sports cards, Pop 1 is short for "Population of 1". It describes the number of graded examples that exist for that particular card. So, a Pop 1 card is…

What does ‘PC’ mean – Definition – The Sports Card Glossary

In sports cards, PC means 'Personal Collection'. You will often hear card collectors say, "I PC Ken Griffey Jr. and Bo Jackson." But just as commonly, you might hear, "I…

What are ‘Comps’ in Sports Cards – Definition – The Sports Card Glossary

The term comps, short for comparables, refers to using metrics and other factors to determine the valuation of an item. In real estate, comps might be previously sold homes of…

retail stores that sell cards
The Complete List of Retail Stores that Sell Cards

I compiled this list of retail stores in the US that (sometimes) sell cards based on the crowdsourced information on @CardPurchaser's tweet. In some cases, its both sports cards and…

How To Prepare Your Cards For Grading
How to Prepare your Cards for Grading: Get more Gem Mint 10’s!

This post is part of a larger series called How To Grade Sports Cards – The Best Step-By-Step Guide. Be sure to check out the entire guide! Table of Contents…

Daiso trading card supplies
Yes, you can buy sports trading card supplies at Daiso!

If you're ever in a pinch for penny sleeves, 9-pocket pages or other trading card supplies, you can always pick some up at Daiso. Never heard of Daiso before? They're…

How To Ship Cards For Grading
How to Ship Cards for Grading: Ensure Your Cards Get There Safely and Securely

This post is part of a larger series called How To Grade Sports Cards – The Best Step-By-Step Guide. Be sure to check out the entire guide! Packing and shipping…

This Is the Ippei Mizuhara Baseball Card
This is the Ippei Mizuhara baseball card

Ippei Mizuhara is all over the news because of his involvement in the Shohei Ohtani sports betting scandal. (If you hadn't also heard, you might have inadvertently been apart of…