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Investigation Principles

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Investigation Principles
INTRODUCTION
Investigations are the processes that will be used to describe both criminal investigation and crime scene processing distinctions between criminal investigations and crime scene. Crime scene requires strict scientific methodologies such as collections procedures and testing protocol, whereas criminal investigation has less of hard science character and relies more on the experience and skills of the investigator rather than rigid scientific protocols and procedures.
Evidence is a piece of information that supports cases in the trial likes the testimony and presentation of documents, records, objects and other such items relating to the existence or non-existence of alleged or disputed facts into which a court enquires. Evidence is also designed to ensure that evidence which has been compromised is not accepted. Make sure that the evidences must be credible and competent. Witness is a person who observed the signing or execution of legal documents or instruments and verified it authenticity by putting his or her signature on it. Witness or eye witness is one who testified what they perceived through his or her sense like seen, hearing, smelling and touching. In law, a witness is someone who either voluntarily or under compulsion provides testimonial evidence either oral or written of what he or she knows a claims to know about the matter before some official authorised to take such testimony.

INVESTIGATIONS
Investigation involved describing or quantifying parts of natural or manmade systems. There are several types of investigation that will became part of your routine as an investigator which are criminal investigation, civil investigations, negligence investigations, corporate investigation, general investigations, personal and backgrounds check and security.
Firstly, criminal investigation is an applied science that involved the study or facts, use to identified, locate and prove the guilt or a criminal. A complicit criminal

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