Technology allows businesses to be global operations, and even the smallest business can have clients in every time zone. Different countries and different cultures may have different preferences, however; what sells well in one place may never sell in another place. While some global companies tailor different product offerings for different geographic locations, others pursue a global strategy, selling the same product worldwide. Coca-Cola and Apple use a global strategy; a Coke and an iPod are the same everywhere in the world. A global strategy has advantages and disadvantages.