Every employee is required to establish and maintain a working knowledge of all laws and ordinances in force in the County and State,. Local law enforcement agency's culture and core values and the overall operations of a department.The Sheriff's Office has nine categories of SOPs covering the subjects listed below. A list of policing principles that remain as crucial and urgent today as they were two centuries ago. They contain three core ideas and nine principles. Principles, Core Dilemmas, and Leadership Challenges in the Move Toward Community Policing. Officer Sanchez-Cherry was born in the Philippines but was raised in Fairfax County since she was 4 years-old.