you will get warnings if you only fly in US for short stay every 6 months. Even if the GC is not revoked after a couple of warnings, this will be issues when you apply for citizenship.
not sure about that
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• 我已說了僅限不申請公民 -華裔美軍- ♂ (0 bytes) () 06/08/2009 postreply 12:51:51