The planning, executing, tracking and analysis of direct marketing campaign. wikipedia.org

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

Affiliate marketing is a marketing practice in which a business rewards one or more affiliates for each visitor or customer brought about by the affiliate's own marketing efforts. wikipedia.org

A sale is the act of selling a product or service in return for money or other compensation. It is an act of completion of a commercial activity. wikipedia.org

Proofreading (also proof-reading) is the reading of a galley proof or computer monitor to detect and correct production-errors of text or art. Proofreaders are expected to be consistently accurate by default because they occupy the last stage of typographic production before publication. wikipedia.org

Advertising is a form of communication used to encourage or persuade an audience (viewers, readers or listeners) to continue or take some new action. 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

Customer service is the provision of service to customers before, during and after a purchase. wikipedia.org

Marketing management is the organizational discipline which focuses on the practical application of marketing orientation, techniques and methods inside enterprises and organizations and on the management of a firm's marketing resources and activities. 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