To succeed as a recording artist or band these days it is essential to promote your music online. But breaking your way into the recording industry is far from easy. Luckily there is a service that helps you to do just that by tapping into the phenomenon of crowdsourcing. \’\'Crowdsourcing is a neologism for a business model in which a company or institution takes a job traditionally performed by a designated agent (usually an employee) and outsources it to an undefined, generally large group of people in the form of an open call over the Internet.\’\’ (Wikipedia, Crowdsourcing) Sellaband taps into the crowdsourcing model by turning the fans and listeners of bands into their product evangelists, asking them to invest …