Me and my girlfried(living for a year,engaged for 3months) have decided to get married and shes willing to sponsor me for a GC.

Yes, you can go ahead and get married and start your GC process. However, as pointed out earlier, you may not be able to adjust status if you...

L1 B- Valid, Employment dates expiry on I-129S. Can I enter the US?

You require a current visa that conforms to the purpose of your visit. Still, I wonder: on which document does it show the 6 months that...

Can I enter in US with b1/ b2 with pending immigrant petition

It is my opinion that you will be allowed to enter as visitor, since you already have a valid B1/B2 visa stamp in your passport.

Work on two H1b

Yes. It is okay to work for two different H-1B employers and receive two different W-2s.

What is considered a name change and what is a name error?

This is not a name change. It's a name error. You should immediately take steps to correct the error with USCIS and on all your documents.

I agree with my colleagues, you must be given a W-2.

My son is twenty years and six months old can my us citizen husband file a petition for him at this time

Your husband can file for your son if you got married prior to your son's 18th birthday. I would suggest that he file before your son turns 21, in...

Trying Green card through marriage after pending 485 thru employment.

For your stated category, USCIS is currently processing applications filed prior to 11/15/2004. GC through spouse has no priority date, is...

If I file a petition for my fiancee in Peru, can the petition be approved before the expiration of her restriction?

What/Who placed what kind of restriction on her?

For proof of birth and citizenship in the US for the I-130 is a US passport enough without sending a birth certificate?

A good, clear copy of the U.S. Passport's identification page should suffice.