The Sheriff is the chief law enforcement officer in the county. His primary duty is to give full police protection to the unincorporated areas of the county; however, he maintains full police jurisdiction in all cities and townships within the county. Enforcement includes criminal investigations and the investigation of all types of accidents, including traffic and air. The chief function of the Sheriff, however, is the service of legal processes of the courts. Also under the Sheriff’s responsibility is the operating and maintaining of the county jails. All these services have to be provided seven days a week, 24 hours a day.