Just came across a fake bill at work (a $1 bill of all things). It looks and felt real but you could see through it without holding it to a light.

Counterfeit Money: How to Spot if a Bill Is Fake

3 Ways to Check if a 1 Dollar Bill Is Real - wikiHow

$100 Note

Counterfeit money - Wikipedia

Kids News: How to tell if your money is fake or real

Envelope came covered with black marks… : r/USPS

counterfeit 50 (top) vs real 50 (bottom) : r/mildlyinteresting

Are these signatures real? I've had this for a few years and I'm pretty sure they are but I wanna check with u guys too just to make sure. : r/LinkinPark

How to Detect Counterfeit Money: Ultimate Guide

3 Ways to Check if a 100 Dollar Bill Is Real - wikiHow

Just came across a fake bill at work (a $1 bill of all things). It looks and felt real but you could see through it without holding it to a light.

Everything You Need to Know About Counterfeit Detector Pens - Drimark

How to Detect Counterfeit Money: Ultimate Guide