DWI arrests need most of the specialized methods most used in criminal cases.  Defending a OVI begins with determining not any of your rights on the constitution have been violated. Because law enforcement is in direct contact with you, and they are essentially the only witness most of the time, the expert communication and MO is of the nature.  some of us all make mis haps, and officers are no no exception to the rule.  It all begins with common suspicion that can progress to probable cause. An example, a person gets flashed over for speeding at 2 a.m..  A police officer takes the usual suspicion that you has created a traffic offense, swerving.  then, as the police officer begins to make visual communication or leans in towards the car, law enforcement may utter you exhibit red eyes, or there is an smell of liquor. This raises the acceptabel suspicion of abnormal driving to providing a officer a reason that someone is operating while intoxicated.  eighty% of officers will say odor of alcohol, watery eyes, or lazy talk.  The police will also insinuate you are fumbling about getting your drivers license and proof of insurance out. Now a person is likely asked to step out of the ride and do regular driving sobriety tests.  These are SFST’s are taught under NHTSA (National Highway Traffic Safety Administration) regulations and need to be instructed per instance.  If you do go through the tests, the cop may make mistakes which will make the check, or tests disregarded from evidence.  Things such as physical disabilities and the best field conditions can be integrated into results of your performance. (i.e. someone can not perform a walk and pivot check on crooked pavement). Someone may also take a digital breath test.  There are mistakes in these devices also, after all they are technolgo that need to be maintained and training on for days.  The incarceration is videoed from the time the officer turns on their lights.  Through this taped footage we are able to secure an experienced opinion if the cops performing of the tests, to the accused ability taking the tests. Whether you consent to the checks or not, a person may go to big house. If you know someone that has been incarcerated for Domestic violence or any criminal charges or know some one who  needs a criminal defense Lawyer take a look at my site here dui lawyer in ohio best regards