Fromtheperspectiveofthemanifestationoftheroleplayedbyitsoperation,thepublicrelationsfunctioncanbedividedintothreemaincategories:
Erilaisten toimintojen, kuten koulutuksen ohjauksen, koordinoinnin, viestinnän ja suunnittelun valvonnan, toteuttaminen.
Thecommunicationfunctionofpublicrelationsreferstotheutilitythatcanbeusedtopromotethedevelopmentoftheorganizationthroughtheimplementationandoperationofthecommunicationworkinpublicrelationsactivities.Themaincontentsinclude:collectinginformationandmonitoringtheenvironment;organizingpublicityandcreatingatmosphere;communicationandcoordination;educationandguidance,andservingthesociety.
Thedecision-makingfunctionofpublicrelationsreferstotheservice,guidanceandpromotioneffectoftheorganization'sdecision-makingthroughtheplanning,managementandimplementationofmajoractivitiesinpublicrelationsactivities.Themaincontentsinclude:consultingsuggestions,decision-makingstaff;discoveringproblems,strengtheningmanagement;preventingtroublebeforeithappens,crisismanagement;creatingbenefitsandseekingdevelopment.