Technical support is often subdivided into tiers, or levels, in order to better serve a business or customer base. The number of levels a business uses to organize their technical support group is dependent on a business' needs regarding their ability to sufficiently serve their customers or users.
Marketing globalization is a synergistic term combining the promotion and selling of goods and services with an increasingly interdependent and integrated global economy.
Whereas the globalization of business is centered around the diminution of international trade regulations as well as tariffs, taxes, and other impediments that suppresses global trade, economic globalization is the process of increasing economic integration between countries, leading to the emergence of a global marketplace or a single world market.