Communications programs train students in various aspects of communication. These have business communication courses for those who want to enter the corporate world as part of the communications department, training them in business writing, presiding over meetings, preparing business presentations and conducting interviews. There are also courses in debate, public relations and oral interpretation of literature, as well as some courses which can prepare one for a program in journalism or broadcasting, such as research writing, creative writing, understanding the mass media, communication theory, communication ethics, voice and diction and public speaking. Some universities even include basic advertising courses and film studies.