This document discusses the role and importance of public relations (PR) in integrated marketing communication, highlighting its functions such as promoting goodwill, managing corporate communications, and addressing negative publicity. It emphasizes the advantages of PR, including credibility and cost-effectiveness, while also noting challenges like the difficulty in quantifying benefits. The Als Ice Bucket Challenge is cited as a successful PR case study, illustrating the effectiveness of engaging communities and harnessing organic content for awareness and fundraising.