Your attorney may use a variety of information to help build a DUI defense and obtain an acquittal. This could include using the services of a private investigator, toxicologist, medical professional, and others. Your attorney will analyze every possible detail from the events surrounding your DUI arrest to build the best possible strategy. While this can be a harrowing experience, it is important that you work with your attorney during each step of the process. Doing so will help you and your attorney build an effective defense.