有關H1B自雇的解答，請參考...

http://www.avvo.com/legal-answers/self-employed-with-an-employment-authorization-car-110818.html

http://www.mnllp.com/engemploytextchart.html

http://community.lawyers.com/forums/p/85481/406975.aspx

http://www.greencard.com/greencardusefullinks.html