Learns and performs traffic enforcement duties, including issuing traffic tickets and warnings, detecting DUI suspects, and assisting with accident reconstruction and investigations; Opens, closes and patrols assigned area during hours of operation; providing professional law enforcement services within the authority of Class 3 Law Enforcement Certification; Patrols recreation areas on foot and/or vehicle to monitor users' activities and maintain a safe environment; Assists with the service of warrants, summonses, subpoenas, civil and other official papers, and enforces the City of Columbia Code of Ordinances; Assists with criminal investigations; interviews witnesses, complainants and victims; interrogates suspects; gathers physical evidence and preserves it for court; provides case follow-up as needed; Provides testimony and presents evidence in court as necessary; Participates in special operations as assigned; Performs routine limited service duties, including but not limited to providing escort service for the protection of persons and/or property, assisting stranded motorists, directing traffic, providing security and crowd control at special events, etc. Prepares and submits detailed work records and reports; Remains abreast of all federal and state laws, and ordinances of the City of Columbia; Maintains assigned equipment and vehicle; Assists other law enforcement agencies and jurisdictions as required and at the direction of the Chief; Receives and responds to citizen inquiries, complaints and requests for assistance; Participates in neighborhood and community relations programs; attends neighborhood meetings to enhance police/community relationships and to address safety and quality of life issues; Communicates with the public in an effective and professional manner; Performs customer service functions; provides information and assistance relating to park facilities or activities; conducts presentations for groups; responds to routine questions/complaints; researches problems and initiates problem resolution; Inspects park and facilities to identify problems or safety hazards needing repair or attention; Prepares and completes various forms, reports and documents.