I-485 Fees Refund before any Biometrics done (But received the Date of appointment)

No refunds in this situation. I have seen this tried before unsuccessfully.

Two International Students getting married in NY.

Getting married is not an IRS or USCIS issue. You may still want to see an immigration attorney to discuss your immigration situation.

What is Online status when they request Biometric appointment ? Is that " Request for Evidence" ?

A biometrics notice is NOT a Request for Evidence. Call USCIS at 1 800 375 5283 and tell them you did not get the request for evidence.

If you have no income state this as O. In the explanation write something along the lines of "I have no income and am supported by my parents who...

Divorce & Green Card - what address should be specified for the child?

I do not see this as affecting you. I do wonder whether she is doing this to create the false impression that you live together at the marital home,

If one spouse is a US citizen and the other in the process of renewing their green card and they are having martial problems

The permanent resident spouse who is in need of filing the I-751 should seek counsel before filing as there are several ways of doing so, She/he...

That could happen to my sister with immigration.?Could she have trouble traveling?

Your question is not entirely clear and I suspect you really need to see an immigration attorney in person. That said, if your sister has a felony...

I-130 has been submitted

This is normal. If you are a citizen and your daughter is a minor, you can expect an interview in about 6 months. If your circumstances are...

When should I expect an H1b transfer receipt? My case was sent to the USCIS on 10/30/2012 and it is regular processing.

I am seeing 7-10 days for receipts, Check with your bank to see if your check was cashed.

Form N-400 immigratiom question

For your wife's status, just check other. You will probably be able to file for her after you get your citizenship and there is no reason to...