Of the 113 white supremacist organizations that the project found on Facebook, 64% had pages that had been created by Facebook itself. Such auto-generated pages occur when an individual user lists a job in his or her profile that doesn’t have a corresponding business page. If one or more users list the Universal Aryan Brotherhood Movement as an employer, Facebook creates a page for the neo-Nazi group. -Huffington Post blickie from above

So that's how it works. Once you know you can gain the system.