The clerks seen on this video footage passed the test by checking the ID of an undercover buyer.
An official with the Tallahassee Police Department says Thursday night seven arrests were made from the 70 targeted locations.
"We do this anywhere from 10-12 times a year. It's so important to the community not to sell alcohol to minors,” says Lt. David Hendry.
Hendry says those arrested face a $250 fine, community service and probation.