Media relations involves working with various media for the purpose of informing the public of an organization's mission, policies and practices in a positive, consistent and credible manner. wikipedia.org

Social media marketing refers to the process of gaining traffic or attention through social media sites. wikipedia.org

Public relations (PR) is the practice of managing the flow of information between an organization and its publics. Public relations provides an organization or individual exposure to their audiences using topics of public interest and news items that do not require direct payment. wikipedia.org

Marketing strategy is a process that can allow an organization to concentrate its limited resources on the greatest opportunities to increase sales and achieve a sustainable competitive advantage. wikipedia.org

Public speaking is the process of speaking to a group of people in a structured, deliberate manner intended to inform, influence, or entertain the listeners. It is closely allied to "presenting", although the latter has more of a commercial connotation. wikipedia.org

Social media optimization (SMO) is the use of a number of social media outlets and communities to generate publicity to increase the awareness of a product, brand or event. wikipedia.org

Business English is English language especially related to international trade. It is a part of English for Specific Purposes and can be considered a specialism within English language learning and teaching; for example, the teachers' organisation IATEFL has a special interest group called BESIG wikipedia.org

Business Marketing is the practice of individuals, or organizations, including commercial businesses, governments and institutions, facilitating the sale of their products or services to other companies or organizations that in turn resell them, use them as components in products or services... wikipedia.org