A CRIME ALERT for Duval and Nassau Counties tonight. Deputies are warning consumers and businesses to be on the lookout for counterfeit money. They released this photo of one of the suspects, who they believe started circulating the fake bills more than two weeks ago. But how can you avoid becoming a victim? Channel 4's Ashley Mitchem shows us how you can spot a counterfeit. 3 3 06-:111:22-1:27INTRO: 00:56 If you're receiving any type of cash payment be on the lookout. KEN JEFFERSON 02:08 It happens more often than we realize and sometimes we get in the middle of it unintentionally Since August 29th, the Nassau County Sheriff's Office has reports of counterfeit bills in 20 and 50 dollar denominations that passed as payments to local businesses.) So how do you spot a counterfeit bill? There are three main security features ALL bills have, and a fake one would lack: 1. The dollar amount located on the face side in the bottom right corner should be printed with color-shifting ink .As in, the ink should appear to change color when the bill is tilted. 2. All bills should have a Security thread, which display s the denomination of the currency imbedded in the bill. 3. As well as a watermark located on the face of the bill on the right side.) Other differences..The genuine portrait appears lifelike and stands out distinctly from the background- counterfeit doesn't.On a genuine bill, the saw-tooth points of the Federal Reserve and Treasury seals are distinct and sharp- counterfeit won't be clear. Genuine serial numbers have a distinctive style and are evenly spaced. The serial numbers are printed in the same ink color as the Treasury Seal. On a counterfeit serial numbers may not match the Treasury seal or may not be evenly spaced.Our crime and safety analyst says the consequences for this crime are serious.03:30 it's a federal offense and you're facing some serious charges with that and some federal time once conviction SU: 01:40 The counterfeit bills look genuine at first glance and will pass the "pen test" vendors often use because the bill is printed on a $1 bill. 04:04 You're in business for profit you're there to make money and somebody passes you a counterfeit money they are depleting your ability to make money so you can't be overly worried about offending someone That's why it's important to check the bills thoroughly. AM C4 TLS. Here's another look at one of the suspects deputies need help identifying. They say the suspects were last seen driving a silver Grand Am style vehicle and a green Dodge truck. If you know anything about this case-- call Crime Stoppers at 866-845-TIPS.