OVI allegations neccesitate most of the special secrets employed in defense courts.  protecting a OVI starts with acknowledging not one of a persons rights on the constitution have been abused. Because law enforcement is in direct contact with you, while they are essentially the single witnesses most of the time, their directions and MO is of the formula.  some of us all have mistakes, and the law are no exception.  It all happens with obvious suspicion that can lead to obvious cause. An example, you get pulled over for speeding at 4 AM.  The police officer has reasonable suspicion that the driver committed a traffic offense, swerving.  Now, as the law enforcment tries to make eye communication or steps in closer to the auto, they will utter you exhibit red eyes, or there is an odor of alcohol. This raises the acceptabel suspicion of speeding to giving a officer probable cause that someone is driving while under the influence.  99.9% of cops will say odor of whiskey, blood shot eye balls, or mumbiling speech.  The officer may usually say you are rumaging around getting your id and registration handy. Now the person driving is likely told to step out from a vehicle and do universal field sobriety tests.  These are SFST’s are learned under NHTSA (National road Traffic precautionary Administration) standardizations and need to be followed per instance.  when you do go through the tests, the police officer can make mistakes that can make the test, or tests disregarded from evidence.  Factors such as physical disabilities and the best situational conditions can be integrated amoung the results of your performance. (i.e. a person can not do a jump and turn check on crooked pavement). Someone will usually take a digital breath test.  There are mistakes in these machines as well, and they are devices that need maintenance and training on every day.  The incarceration is videoed from the time the police starts their sirens.  It is through this captured evidence that we are able to base an factual opinion on the officer performing of the checks, to the clients ability taking the checks. If you give an OK to the tests or not, a person may go to lock up. If you know someone that has been incarcerated for Driving under the inflence or any criminal charges or know some one who  needs a criminal defense Attorney take a look at my website here: columbus criminal defense attorney best regards