출제 당시에는 맞는 내용이었으나 개정 법률로 인하여 정답이 되기에 부적합한 경우 본래의 문제에 최대한 충실하게 수정하여 수험생의 혼선을 방지하는 등 확실한 합격의 믿음을 줄 수 있는 교재를 만들기 위해 최선을 다하였다. 또한, 새로운 출제경향에 근거한 해설로 경찰공무원이라는 목표와 승진이라는 목표에 한 걸음 더 다가갈 수 있도록 하였다. 

PART 01 총론
CHAPTER 01 경찰과 경찰학 ····················································································· 6
CHAPTER 02 한국경찰 역사 ··················································································· 36
CHAPTER 03 경찰과 법치행정 ··············································································· 47
CHAPTER 04 경찰조직법 ························································································ 56
CHAPTER 05 경찰공무원법 ····················································································· 64
CHAPTER 06 경찰작용법 ························································································ 89
CHAPTER 07 경찰관리 ·························································································· 114
CHAPTER 08 경찰통제 ·························································································· 132

PART 02 각론
CHAPTER 01 생활안전경찰 ··················································································· 138
CHAPTER 02 수사경찰 ·························································································· 167
CHAPTER 03 교통경찰 ·························································································· 183
CHAPTER 04 경비경찰 ·························································································· 210
CHAPTER 05 정보경찰 ·························································································· 235
CHAPTER 06 보안경찰 ·························································································· 263
CHAPTER 07 외사경찰 ························································································ 282
CHAPTER 08 경찰홍보 ·························································································· 313