The following are the important functions performed by public relations department of an organization: 

1. Press relations: Information about the organization needs to be presented in a positive manner in the press. The public relations department is in contact with the media to present true facts and a correct picture about the company. 

2. Product publicity: New products require special effort to publicise them and the company has to sponsor such programmes. The public relations department manages the sponsoring of such events like news conferences, seminars, exhibitions etc. 

3. Corporate communication: The image of the organization needs to be promoted through communicating with the public and the employees within the organization. This is generally done with the help of newsletter, annual reports, brochures, articles and audio-visual materials. 

4. Lobbying: The organization has to deal with government officials and different ministers in charge of corporate affairs, industry, finance with respect to policies relating to business and the economy. The public relations department has to be proactive in promoting or decoding regulations that affect their organization.