B to B
B to B and commerce between companies, or companies for businesses to do business with. Selling between companies and services, corporations and financial institutions and transactions, such as contained therein. B to B companies that companies subject to corporate business; Business to business to consumer commerce companies and general consumers or companies, on the other hand commercial B to C (Business to Consumer, B2C), companies and public institutions or companies for public institutions do you say B to G (Business to Government, B2G).