DUI charges neccesitate most of the highly trained tricks employed in criminal trials.  protecting a DUI begins by making sure not one of one's rights on the constitution were abused. Because a police officer is in front of you, and they are basically the single witnesses all of the time, the specialized education and MO is of the substance.  some of us all make accidents, and law enforcement are no exception.  It begins when common suspicion which will progress to probable cause. An example, a person gets pulled over for speeding at 4 AM.  A officer takes regular suspicion that the driver committed a moving violation, speeding.  then, as the then man tries to make eye connection or leans in closer to your automobile, the officer may exclaim you have watery eyes, or there is an smell of alcohol. This raises the acceptabel suspicion of speeding to providing a police officer a clue that you is driving while intoxicated.  eighty% of law enforcement will say odor of liquor, red eye balls, or sloppy talk.  Law enforcement may usually say you were rumaging about getting your drivers license and proof of insurance handy. At this point a person will be likely informed to get out of a ride and start universal driving sobriety checks.  Those are SFST’s are taught under NHTSA (National road Traffic precautionary Administration) standardizations and must be instructed per instruction.  If you do perform the tests, the police will 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 check. (i.e. a person can not perform a hop and a skip and pivot test on crooked sidwalk). You will usually take a breathalyzer test.  There are irregularities in these machines as well, after all they are machines that need maintenance and specialized training on regularly.  The arrest is videoed from the time the police activates their sirens.  It is through this captured evidence we are able to base an factual opinion on the police performing of the tests, to the accused ability taking the tests. If you consent to the tests or not, you will go to lock up. If you have been incarcerated for Drugs or any criminal charges or know some one who  needs a criminal defense Lawyer take a look at my site rgiht here <a href=https://www.bouchardcincinnaticriminalduiattorney.com/practice-areas/violent-crimes/><font color=#000_url>addyston oh criminal law firm</font></a> Have a great day