The Court ruled the black signature is a forgery. Compare slope of signature lines cropped.If you become a victim of check fraud, it is important to contact your bank immediately. The Riverside County Sheriff's Office Forensic Services Bureau provides expert forensic support services to local, state, and federal agencies upon request. Casework is related to identifying decedents, DMV cases, real estate fraud, and testifying in all 3 strike cases. With close to forty years combined experience practicing criminal law.