Basketball Cards 101: What are your Cards actually worth? How to know sports card values in 2021

You've done some research, you spent your money, and now you have a collection of Basketball Cards - great!  What are they actually worth?  With so many voices and resources talking about card prices going up or down, how can you know the value of your cards and when it might be time to sell?  Gary tackles these questions and more in our latest installment of Basketball Cards 101.  
We take a look at the impact of eBay comps on the overall market and perception of Basketball Cards - for better or for worse - and help you as a collector or investor know what to do about it.