How can my nephew is trying to bring his wife and kids to the US?

His children may already be citizens and eligible for US passports. His wife would need to be petitioned as any other spouse of a US citizen. The...

The checks are a good start in proving cohabitation. The more documents indicating joint residence, sharing of finances and a life together, the...

How do expedite request for an i130 work when denied once and tried again?

Yes, your first expedite request will appear. The interview is normally within a month or two of I-130 approval, and based on what you've written...

I am a green card holder, I just received GC for my wife & kid in FX1 and FX3 category respectively.

You should inform USCIS of the mistake in card issuance by filing an I-90 with no fee and get a new CR card for your family members. They will need...

Illegal immigrant getting married

If you are in a valid marriage with a U.S. citizen and entered the U.S. lawfully, you have several components in place that may allow you to become...

Applying for H4 extension while H4 to F1 conversion in process

If your wife has a timely and properly filed H-4 to F-1 change of status pending, she may not need another filing for now. I recommend speaking...

Does the visitios VISAB1-B2 remain valid after you have entered the US on H1or H4?

Yes, it remains valid unless canceled, voided or expired.

Form I 751 was returned to me because I wrote it, care of name and address (page 2), I did it and returned the same application,

If USCIS returned the entire Form I-751 to you, the entire application should be re-filed.

No I-134 is necessary. In rare circumstances, an I-864 might be.

Does long term stay in US on B1 affect chances of getting H1?

You indicated your visa end date but did not state for how long you were admitted to the U.S. When does your current I-94 expire?