QUAKERTOWN, Pa. (WPVI) -- A scammer or scammers are wanted for giving counterfeit $100 bills to two businesses in Bucks County.
The unidentified merchants in Quakertown went to the bank and were told the bills were not real $100 bills.
Criminals get away with it by "washing" currency, or changing the amounts on the bill to a higher denomination, like making $100 from a $10.
Because it is still a real bill, counterfeit detection pens are useless.
"Basically, change the amounts and the image on it to a higher denomination. These pens are marking on the washed bills, because they are, in fact, real bills," said Ryan Hawke, an officer with Quakertown Borough Police.
Legit $100 bills have five security features: