Glance over the bill to see if you can find some clear microprinting. Some counterfeiters even have microprinting, but it is blurry and might be in various areas. Call the police. You'll find the number in your phone guide. Tell them you've got a counterfeit $100 bill and provide them https://bookmarkmoz.com/story17016704/5-easy-facts-about-how-to-recognize-counterfeit-bills-described