Book excerpt: For even the most seasoned attorney admitted to practice in the State of West Virginia, defending DUI cases has always presented special challenges. Today mounting a successful defense is more difficult than ever. Now you have the advantage with West Virginia DUI Defense: The Law and Practice. This text and supplementary DVD contains the most important information to help you attain a successful verdict.Written by Harley O. Wagner and James Nesci, members of the National College for DUI Defense, West Virginia DUI: The Law and Practice ensures that you understand the chemical, biological and technological concepts and issues underlying DUI prosecution and defense in the State of West Virginia. The authors provide the most up-to-date information available on key areas of DUI law in West Virginia including: DUI Investigations, Driving and Field Sobriety Testing, Drug Recognition, Evaluation and Chemical Testing, Blood Alcohol Calculations, Pre-trial Investigations and Motions, Practice, Plea Offers and Agreements, DWI Trial Procedures, and more. Many practical tools and applications designed to streamline and simplify the complex DUI defense process have been developed along with this book. They are all included on a bonus DVD - so you can locate, review and print them out in a matter of seconds. The companion DVD contains NHTSA studies, articles and visual detection videos, as well as expanded sections on West Virginia law and procedure.