How to Beat a DUI Charge: Top 100+ Common Defences to a DUI from Lawyers who Defend DUI’s Structuring Your DUI Defences. Unlawful Reason for Traffic Stop. Failure to Properly Identify the Driver or Time of Driving. Invalid Roadside Breath Demand and Breath Test. Invalid Evidentiary Breath Demand and Test. More items… • Feb 16, 2021