If a Canadian citizen entered legally across the border, married a US citizen--can he adjust status or does he need a visa?

He can file for Adjustment of Status. When Canadians visit they U.S. they are usually not given I-94 documents showing status in the U.S. On the...

I already paid for uscis the sum of 355$ do i have to pay another 355$ for the national visa center

The $355 was probably in connection with I-130 petition filing with USCIS. You will need to pay the immigrant visa processing visas at NVC,...

HOW MUCH IS REQUIRED THAT A SPONSORER SHOULD HAVE IN HIS ACCOUNT TO SPONSOR AN IMMIGRANT BY A 3RD PARTY

If you are referring to the Affidavit of Support requirement, it will depend on the number of people in the sponsor's household plus the intending...

Is my Green Card still valid now?

If you are outside the U.S. for more than 180 days and you seek reentry into the U.S., the border officer can make a finding that you've abandoned...

My wife (US citizen) and me had the the I130 interview. It last 2 hours the I.O separated us. What can happen now?

This is called a "Stokes Interview" - when an officer has suspicions of marriage-fraud, they will question you separately and compare your answers....

During your interview, you will need to update the information on your application. Bring your marriage certificate with you for the officer. Since...

L1 visa related case

The U.S. Consulates do not differentiate between L-1A and L-1B on the visa stamp itself, although make the specific designation when they are...

Can i change information during H1 processing as I received a Request for Evidence ?

If you have not already submitted your RFE response, you can include the updated letter with your submission. If you have already submitted the...

H1-B marrying US Citizen

Although it is not mandatory that you file the I-765 and I-131, I always recommend it to my clients since you're paying for these anyway in the...

Thanks again for your answers ..

It's up to you when to notify them, but once you receive your green card, your H-1B visa is no longer valid anyhow since permanent resident status...