The Collect Detect Blog
Tips, guides, and insights for collectors.
Strategy
How to Spot Undervalued PSA 10s on eBay
Learn the signals experienced collectors use to find underpriced slabs before the market corrects.
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Grading
The Complete Guide to CGC Grading Labels
Everything you need to know about CGC's label tiers, from blue to pristine gold — and what they mean for value.
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Grading
PSA vs BGS vs SGC: Which Grader Is Right for You?
A side-by-side breakdown of the top three grading companies, their turnaround times, costs, and collector community perception.
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Product
How Deal Scoring Works in Collect Detect
A deep dive into the algorithm behind our buy/pass verdicts — how we weigh price, pop report data, and market trends.
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Tips
5 Red Flags to Watch for When Buying Slabs Online
Tampered holders, swapped cards, mismatched certs — here's what to check before you hit buy.
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Education
Understanding Pop Reports and Why They Matter
Pop reports tell you how many copies of a card exist at each grade. Here's how to use that data to make smarter bids.
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