What are Starting Lineup figures worth? Is it better to keep SI for Kids cards in the magazine? We answer our colleagues' ...

Cards graded by PSA generally sell for more than those graded by other services, but by how much? We'll look at some cards to get an idea of what certain cards sell for in which grades and if it ...

Fleer’s Metal Universe is one of the most appreciated basketball sets of the 1990s and known for its ultra-rare and highly ...

Sports and trading card grading giant PSA (Professional Sports Authenticator ... authenticators and graders assign cards grades on a 1-10 scale -- evaluating surface quality, centering, corners ...

The pricing is based on the declared value of the card according to the collector for insurance purposes as it makes the trip to and from PSA’s offices, along with the grading services the card ...

PSA is a company that authenticates trading cards, grading them based on their rarity ... forcing the company to scale up to meet the growing demand. As the trading card market has grown, so ...