H1B to L1A after spending one year in Canada working for same employer in executive capacity. is it possible?

TIme spent in the US counts against your L-1 time. It will then require more than 1 year as a manager abroad to then transfer to the US to be a...

AOS for F-1 student who married a USC

You may be questioned about her intent upon admission to the US. You might consult an immigration attorney.

Will the June 2016 Retrogression in F4 category affect me or did I passed that line ?

the June retrogression will impact your category and your application unless an immigrant visa number is issued before May 31.

F1 denied and now applying for H4 will their be any problem.

the H4 should not be a problem if there is a valid marriage. if there is a problem she may request a waiver.

Leaving U.S while waiting for Condition Removal

The I-551 green card stamp obtained by an InfoPass appointment with your passport, expired green card, and I-751 receipt extending your status for...

Can I stay after 5 years on L1B if I have valid I-140 or I need to go back to my country ?

you may not stay beyond the L1B 5 year limit unless your I-140 priority date is current and you may immediately apply for a green card.

Can a naturalized american in birth countrys court give testimony on the divorce of her parents?

a naturalized America can give court testimony on the divorce of parents without risk of US citizenship.

Is there any way to get Advance Parole urgently for emergency, without having filed the I-485 already, but I-140 approved?

Advance parole is for AOS applicants to travel. It is not available to I-140 beneficiary's in lieu of a visa.

Could he add me to his green card before receiving in hand or before the one year passed after the win? thanks!

it is too late you would need to be married at the time of his immigrant interview. Currently, green card spousal petitions are taking about 2 years.

Although, your wife might obtain british citizenship for some cross changeability purposes, for the green card her country of birth would rule....