Hospitality is the relationship between the guest and the host, or the act or practice of being hospitable. This includes the reception and entertainment of guests, visitors, or strangers. 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

Physical fitness comprises two related concepts: general fitness (a state of health and well-being), and specific fitness (the ability to perform specific aspects of sports or occupations). It is generally achieved through correct nutrition, exercise, and enough rest. 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

Management in business and organizations is the function that coordinates the efforts of people to accomplish goals and objectives using available resources efficiently and effectively. wikipedia.org

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

Event planning is the process of planning a festival, ceremony, competition, party, or convention. Event planning includes budgeting, establishing dates and alternate dates, selecting and reserving the event site, acquiring permits, and coordinating transportation and parking. wikipedia.org

Microsoft Office is an office suite of desktop applications, servers and services for the Microsoft Windows and OS X operating systems. wikipedia.org

A system administrator, or sysadmin, is a person who is responsible for the upkeep, configuration, and reliable operation of computer systems; especially multi-user computers, such as servers. wikipedia.org