Posted by: rajulama March 28, 2010
Any EB2 NIW successful cases while on OPT?
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My understanding is if you file I-140/I-485  anytime/any status, it basically ends the possibility of getting non-immigrant visa for USA in future. 
http://www.liandassociates-law.com/eng/index_files/Page1389.htm

However, at some point one has to submit these forms if s/he wants to stay in US permanently. 
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