International Business involves commercial activities that cross national borders. It includes trade, investment, and transportation between two or more countries. Key features include large-scale operations, integration of economies, and domination by multinational corporations from developed countries. The main benefits for participating countries are technology transfers, employment, and industrial development, but it also leads to keen global competition and restrictions. Firms progress from domestic to international and eventually multinational as they expand globally. The main goals and approaches of international business are then discussed.