Cases assigned to detectives are generally felony investigations. Due to time and/or resource limitations, detectives generally don't investigate lesser offenses such as petty thefts and most misdemeanor crimes. Approximately 70% of the cases investigated by detectives are crimes against persons.
Knowledge & Skills
Personnel assigned to detectives possess special knowledge and skills in interviewing, crime scene investigations, warrant preparation, evidence collection and preservation, constitutional issues like search and seizure, Miranda, and interpersonal skills.