F1 status ma kam garda OPT /CPT approval chaa ra tax tireko cha bhane kehi farak pardaina, tara work permit bina kam gareko cha bhane chahi sankai laghchaa hai. GC is future job offered by the sponsored company and it does not matter if you have worked or not. EB1,EbB,EB3 kun category ma ho GC apply gareko? GC ko process ke ho bhanera bujhda sajilo huntheeyo ki ? Laywers ko pani kura sune tara affai pani alli alli ta research garna paryo ni.