How do grading services, like the Certified Guaranty Company (CGC) and others, impact the buying and selling process of comic books and memorabilia within the collector community?

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on March 14 2025 at 11:17 PM in Comic Books & Memorabilia

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How do grading services, like the Certified Guaranty Company (CGC) and others, impact the buying and selling process of comic books and memorabilia within the collector community?