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DRIVING UNDER THE INFLUENCE The DUI evaluation has four phases.  *PHASE I: THE DRIVING PATTERN What did the officer observe, and can he articulate it to a person that might be under the influence, or was it due to a illness or injury?
QUESTION: Did the officer receive the proper training?
*PHASE II: INITIAL CONTACT What did the officer observe about the person that he stopped?
QUESTION: Can the officer articulate his observations such as: A) Bloodshot, watery eyes B) Slurred Speech C) Flushed face D) Odor of alcoholic beverage E) Etc.  * PHASE III STANDARD FIELD SOBRIETY TESTS
This is the most critical of any Driving Under the Influence Investigation.
QUESTION: Has the officer received the Standardized Training that has been set forth by the National Highway Safety Administration, acepted by the International Association of Chiefs of Police?
The Standard Field Sobriety Test
- Horizontal Gaze Nystagmus.
- Walk and Turn.
- One Leg Stand Finger to Nose Romberg Balance

These test must follow the protocols as set forth by the National Highway Traffic Safety Administration, or the indicators that the officer observed are not validated indicators of alcohol levels.
* PHASE !V . THE BREATH TEST The breath sample has been challenged and will be continually challenged for the following reasons.
A) Poor or improper training of the officer. B) Improper instructions for the person to blow. C) Failure of the officer to follow the administrative rules that govern breath testing. D) Improper maintenance or no maintenance of the the Intoxilyzer.
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