NJDOP or NJ DOP administers promotional exam testing for NJDOP agencies.  Several  prep courses in NJ including Bernstein, Key, Holtz, Test, CRT, Delbagno, Law Enforcement Career Center, and Union City Group offer test preparation for the different law enforcement titles including sergeant, lieutenant, captain, chief of police, corrections, and sheriff.   Also, Law Enforcement Associates has a line of LEA products which help for the promotional exam.  They serve all New Jersey police and New Jersey law enforcement agencies including the New Jersey State Police.   Police test and promotional exams both require extensive test preparation and exam preparation.  The promotional test for sergeant, lieutenant, captain and chief requires a monumental effort.  Also, NJ law enforcement agencies under the New Jersey Department of Personnel  or NJDOP are included.    NJDOP, NJDOP, NJDOP,  Several  prep courses in NJ including Bernstein, Key, Holtz, Test, CRT, Delbagno, Law Enforcement Career Center, and Union City Group offer test preparation for the different law enforcement titles including sergeant, lieutenant, captain, chief of police, corrections, and sheriff.   Also, Law Enforcement Associates has a line of LEA products which help for the promotional exam.  They serve all New Jersey police and New Jersey law enforcement agencies including the New Jersey State Police.   Police test and promotional exams both require extensive test preparation and exam preparation.  The promotional test for sergeant, lieutenant, captain and chief requires a monumental effort.  Also, NJ law enforcement agencies under the New Jersey Department of Personnel  or NJDOP are included.    There are several main prep courses in New Jersey including Bernstein, Key, Holtz, Test, CRT, Delbagno, which will help for test preparation for the different NJ law enforcement titles including sergeant, lieutenant, captain and chief for police, corrections, and sheriffs promotional  exams.   Also, Law Enforcement Associates has a line of products which will  help for the promotional exam.  NJLawman serves all New Jersey police and New Jersey law enforcement agencies including the New Jersey State Police.  Also, NJ law enforcement agencies under the New Jersey Department of Personnel are included.   The promotional test for sergeant, lieutenant, captain and chief requires a monumental effort.  The New Jersey police test and promotional exam both require extensive test preparation and exam preparation.