Your friend will likely face difficulty obtaining a visitor visa no matter where he applies. As part of the visitor visa requirements, your friend needs to show intent to return. This requires showing strong ties outside the United States. It sounds like he lacks these ties. As for moving to the United States, you typically need an employer or family member to sponsor you for an immigrant visa. You can read more about immigration at http://myattorneyusa.com/immigration-to-the-usa.
Answered on Mar 29th, 2016 at 3:42 PM