Why Counterfeit Slabs Are a Growing Problem Counterfeit slabbed coins hit the market more often than most collectors realize. I learned this the hard way...

Why Your Coin Slab Feels Sticky After Storage You’ve pulled your coins out of storage and noticed something unsettling—the slab feels tacky to the touch,...

How to Remove Toning From Coins Without Damage Eight years into serious coin collecting, I’ve made every mistake in the book when it comes to...

Why Your Encapsulated Coins Developed Condensation Inside You bought that raw coin, had it graded during a humid July, and stored it in your basement....

Why Detecting Cleaned Coins Matters Before You Buy I spent three years and roughly $8,000 learning how to tell if your coin has been professionally...

Why Your Slabbed Coins Have Hairline Cracks Inside I’ve opened up my safe deposit box more times than I care to admit, only to find...

What That Haze Actually Is I’ve been collecting coins for twelve years now, and the first time I pulled out a certified coin and saw...

Why Your Lincoln Cent Has Black Spots After Cleaning Coin cleaning has gotten complicated with all the contradictory advice flying around. Vinegar, baking soda, toothpaste...

What Is Actually Causing That Green Stuff Copper coin storage has gotten complicated with all the conflicting advice flying around. So let me cut through...

What Is Actually Happening to Your Slab Coin slab storage has gotten complicated with all the conflicting advice flying around. So let me just tell...