The Law Enforcement Field Guide™ Provides Instant Access To Critical Information In An Easy-To-Use Checklist Format. At Only 3"X5," This Guide Fits In Your Pocket, Is Waterproof, Alcohol-Fast, And Street Tough.This Guide Covers: Patrol Information & Tactics Updated DUI Detection & Enforcement EMS With New AHA Cardiac Guidelines Updated Hazmat Response Spanish Commands Updated Incident Guides Officer Safety Active Shooter Response Drug Impairment Recognition Response To Suspicious Packages