There are four main types of notice writing, each serving distinct purposes. The first type is event notices, which announce upcoming events such as meetings, workshops, or celebrations. The second type is public notices, often issued by government bodies or organizations to inform the public about important issues or changes. The third type is warning notices, which alert individuals to potential hazards or important safety information. Finally, informational notices provide general information that may not pertain to a specific event but is still relevant to the audience, such as policy updates or new procedures.