Criminal justice professionals have the power to file charges, make arrests, introduce laws or make life in prison bearable. All of these situations directly affect a person's daily life. Criminal justice is an area that has received significant attention in recent years. This is why it is important for anyone wishing to pursue criminal charges to understand what to expect. Some examples include requirements, possible careers, salaries and benefits (S., Hess, KM and Harr, JS 2009; Johnston, CH 2014). The purpose of this literature review is to educate anyone who desires or even has a slight interest in taking the criminal justice path. II.In the online book by S., Hess, KM and Harr, JS 2009; Johnston, CH (2014), preparations to meet the requirements for working in the criminal justice field are discussed. What sets this source apart is that it can also be educational for anyone who wants to distinguish the career choice they want to make, even if it is not in criminal justice. The method used by this source is useful because it is divided into four distinct sections. The first section discusses which jobs might be most suitable, the second section