-Their main cash cows are MicrosoftWindows and MicrosoftOffice, and to a lesser extent MicrosoftExchange and the SQLServer. All other branches of their product family are making very little, or even losing them, money , but thanks to the four aforementioned very profitable products they can afford to indefinitely dominate markets where they never turn a profit. Historically they have harvested their profits from software licenses sold in bulk to [OEM]s and large corporations under secretively protected terms. In more than a few cases these terms have been designed for heavy handed stifling of competition and have been, if not outright illegal, then at least highly questionable. They have however had to change their behaviour due to antitrust investigations although this is an ongoing thing and has not been completely resolved . MicrosoftCorporation's street address is 1 Microsoft Way. Some say that's their company slogan too.