If one is stopped for DUI, it is quite common for the police to request that the driver submit to a preliminary alcohol screening (PAS) test. This subject blows into a tube and the breath alcohol content (BAC) is measured. The police officer then decides whether to arrest the person, based on the result. What if one is let go? Does that mean everything’s fine? Click on the attached article to read that this may not be so –
http://www.greghillassociates.com/lawyer-attorney-1834475.html.