Banknote Blog

10 Common Mistakes New Banknote Collectors Make in 2026 (And How to Avoid Them) The Costly Errors That Trip Up Almost Every New Collector — and the Practical Fixes That Will Save You Time, Money, and Regret Every experienced banknote collector has a story about an early mistake. The note bought without authentication that turned out to be a counterfeit. The pristine uncirculated example damaged by improper storage. The trophy-tier piece sold too soon, before the market caught up. The $200 …