(CNN) College students who find themselves out on a date gone wrong at bars in southeastern Florida may be able to turn to the bartender for help.

Posters hanging in the restrooms of about a dozen bars and restaurants in Boca Raton, Fort Lauderdale and Jupiter give instructions to women about alerting bartenders if they're in danger or uncomfortable.

First, order a drink called the "Owl Shot." Then, depending on what's happening, say one of the three coded phrases displayed on the posters. Based on the code, here's how the bartenders will respond:

'Neat': Bar staff will escort you to your car

'On the rocks': Bar staff will call a ride for you

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