Joe Orlando, president of Professional Sports Authenticator (PSA), Newport Beach, California, the largest authentication company in the world, which has graded more than 20 million autographs, cards and collectibles with a cumulative value of more than $1 billion. He is author of Collecting Sports Legends: The Ultimate Hobby Guide (Zyrus). PSACard.com
Good Deal or Bad Investment? If you've ever considered owning a piece of collectible sports history but found it too…
