By business internationalization is meant a business activities and/or relationship that includes at least one international element. It could be the foreign market, clients, supplier, partner, investor, delocalised production, and so on.
Domestic market is mostly to small for business development, and this fact creates necessity of doing business abroad. The sole process of internationalization is not simple at all and could be very hard because of variety of factors. Internationalization of business is very important process for business development. There are quite infinite possibilities for business expanding and development of company at the foreign markets.