The elements of an unlawful homicide is called the corpus delicti which is the basic facts collected establishing that a crime has been committed and someone is responsible for that crime. In order for the judge to hand the case over or for the prosecutor to obtain an indictment each element the investigator must provide evidence for each element of the corpus delicti. There are two elements for unlawful homicide which are; ruling out suicide, natural causes, and accident, by establishing it was a homicide and there is a person responsible for the homicide. This must be obtained and in the knowledge of the investigator, evidence technician, and criminalists.

Robbery is the taking of property from a person by using force or the fear of force. When investigating robbery the ethical consideration that needs to be addressed is the investigator having knowledge of theft and related offenses and must be accustomed with the descriptions of how the jurisdiction in which the investigator handles things . Some general information that the investigator must have knowledge of is The Model Penal Code. The definition for The Model Penal Code is a person is guilty of robbery if they inflict serious bodily harm on another person, threatens or intentionally puts victim in fear of serious bodily injury, or commits or threatens to commit any felony of the first or second degree.

Burglary is defined as “trespassing breaking and entering of the dwelling of another at night with intent to commit a felony therein” (). When you are investigating a Burglary it is important for the investigator have some type of background in the crime. You do not want to send someone who only has been dealing with sex crime in to a Burglary scene; they wouldn’t know what they should be looking for. They must be accustomed with the descriptions of how the jurisdiction in which the investigator handles things