I-485 filing address for derivative applicant filing along with employment based Primary applicant?

Depends. If you live together probably the same location. Check www.uscis.gov

I am an American citezen I filled I-130 for Pettion visa for my wife with wrong dob

Inform the NVC. .

Does havin an employer identification number assigned alone mean I'm self-employed or do I have tomake money tobe considered so?

Yes. That was your employment during that period.

Two family members submitted two separate petitions for the same family member.

Yes and don’t cancel yours. Whatever comes first in terms of PD being current, she can do an IV application through that.

Can I apply for OPT and (I-485, i-765) simultaneously? Or apply for OPT now and (I-485, I-765) within two-three months?

Apply for both. .

I won my non LPR cancellation for removal Sept 2014. no visa number available in Oct 2014. Anything else for me to do.

Can either wait but also do an infopass. .

I am on H4 visa and studying masters program. I nedd to complete my internship before I graduate. Can I go for internship on H4?

COS to F1. .

I am a US citizen in Brazil and wish to get married in Brazil. Will my marriage be recognized when I return to the US?

Yes. I-130 / DS260. .

How long does an asylum case take? What is the best thing to do if it passed one year, yet haven't got an interview appointment?

Depends on city and jurisdiction. Some are slow (over a year even), some are fast (interview a month later).

Yes. .