Civil Service Success & Law Enforcement Service Systems prepares candidates for civil service entrance exams in New York for Law Enforcement, Fire, and Sanitation. Our instructors have been successfully preparing candidates for New York City Firefighter Exam (FDNY), Suffolk County Police Exam, New York City Sanitation Exam, New York State Court Officers Exam, New York City Police Exam, New York State Trooper Police Exam, Nassau County Police Exam, Suffolk County Deputy Sheriff, Correction Officer, and various other civil service and federal exams since the 1960′s. We have helped over many candidates score a high mark on civil service exams in order to get appointed & promoted to the job.