Because B2C is a pain, while B2B is easy money. Business 2 Business means you work with professionels, people of your own kind, and with a small number. In B2C

Because B2C is a pain, while B2B is easy money. Business 2 Business means you work with professionels, people of your own kind, and with a small number. In B2C you work with huge number of unreliable customers, catering more to their individual whims. And you must invest more money for money transactions, legal procedures, chargebacks and whatever you are selling to those customers. That's just a bigger risk and pain as a company.