Instead of assumptions, a DUI defense lawyer Los Angeles defendants trust takes the time to review the details, and legal problems are easier to understand. Costen Ruiz Law reviews arrest reports, field sobriety tests, breath or blood testing, and other available evidence to determine if there are questions about reliability or procedure. A seasoned San Bernardino DUI lawyer can also review how the stop started, and whether officers took the appropriate steps during the investigation. Factors such as video, witness statements, timing and documentation can affect how the claims will be assessed and what options might exist.