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.
Globalization broadly refers to the expansion of global linkages, the organization of social life on a global scale, and the growth of a global consciousness, hence to the consolidation of world society. Such an ecumenical definition captures much of what the term commonly means, but its meaning is disputed.