The online wallet website Blockchain.info makes about $300,000 each month, according to Roger Ver, who is speaking at the Bitcoin Miami conference 2014. These figures have been confirmed by the @Blockchain twitter account. They make these profits mostly from advertisements on their website, which hosts an online wallet, and a very advanced block explorer.
Ver told these numbers to the crowd, to demonstrate the amazing revenue opportunity’s a Bitcoin-based business can have. It are not only webshops that can make money from Bitcoin. If you develop a good service that helps the community you can make a huge profit.
Fun Fact: The gender ratio at Bitcoin Miami is 98% male and 2% female which includes the female hired booth attendants, like this one