This document provides guidance on preparing for an OUI trial. It emphasizes the importance of organization and preparation, including creating a trial notebook with sections for documents like the police report, breath test results, medical records, motions, and outlines for openings, closings, and cross-examinations. Other tips include conducting a site visit, preparing witnesses, analyzing booking videos, and writing a trial analysis letter for the client. Thorough preparation is key to building credibility and familiarizing yourself with the facts and strategy for the case.