Tourism is travel for pleasure or business; also the theory and practice of touring, the business of attracting, accommodating, and entertaining tourists, and the business of operating tours.

Agriculture is the science and art of cultivating plants and livestock. Agriculture was the key development in the rise of sedentary human civilization, whereby farming of domesticated species created food surpluses that enabled people to live in cities.

Metaphysics is the branch of philosophy that examines the fundamental nature of reality, including the relationship between mind and matter, between substance and attribute, and between potentiality and actuality.

Finance is a term for matters regarding the management, creation, and study of money and investments.

Security is freedom from, or resilience against, potential harm caused by others.

The healthcare industry is an aggregation and integration of sectors within the economic system that provides goods and services to treat patients with curative, preventive, rehabilitative, and palliative care.

Manufacturing is the production of products for use or sale, using labor and machines, tools, and chemical or biological processing or formulation.

Social work is an academic discipline and practice-based profession that concerns itself with individuals, families, groups, and communities in an effort to enhance social functioning and overall well-being by aiding them in finding their own solutions and attain self-reliance

Entertainment is any activity which provides a diversion or permits people to amuse themselves in their leisure time, and may also provide fun, enjoyment, and laughter. People may create their own entertainment, such as when they spontaneously invent a game; participate actively in an activity they find entertaining, such as when they play sport as a hobby; or consume an entertainment product passively, such as when they attend a performance.

The hospitality industry is a broad category of fields within the service industry that includes lodging, food and drink service, event planning, theme parks, and transportation. It includes hotels, restaurants and bars.

Software is about building programs to perform specific tasks