送交者: HunHunSheng 于 2006-07-19, 19:59:54:
If he is nether a US citizen nor a US resident,
I doubt he can file a lawsuit in a US court.
This is matter of jurisdiction.
If he insists upon his permanent residency in USA,
someone should investigae whether he has
done all the legal requirements to fulfill
residece requirements, which include many things
include taxes.