I have green card issued in 1981 from new jersey.It has no expiration date.Can i travel to USA on my Green Card or need a visa.

Not enough information to answer your question, but, assuming you have lived here as a resident and have not abandoned your residence, you are free...

Counter-testimony at immigration court

You can testify if either party asks you to do so.

Form I-864 for my parents, not sure what is wrong with part 6 Item 10.

Item 10 is household income while item 5 refers to individual income. You ned to add the incomes of any other household members, husband for...

Investigation at JFK Airport

No way to know but the petition for your wife will be addressed on its merits and hopefully granted unless they find that she is ineligible for...

How can I get a passport for my 16 years son who lives with my sister outside of the U.S?

You need to check with the State Department.

Puerto Rico is part of the U.S. . You won't be leaving the country if you travel there.

Can my daughter stay with me while waiting for her F2B visa availability. I have no one back home who can stay with her?

If your 25 year old daughter is unmarried you, as a Lawful Permanent Resident, can file a petition for her but she needs to be in lawful status to...

Does successsful biometrics have to be completed again if another immigration form/request is submitted)

Yes, you needto repeat theprocess with each application.

I became of US Citizen in October 2013. I would now like to petition for a green card for my two children and my mother.

If you file the petition for them while they are out of the country, they will likely have to wait for get their visas at the U.S. Consulate before...

If referred to immigration court for suspicion of marriage fraud, what happens?

You will have a hearing before an immigration judge who will confirm your identity, make sure that you received a copy of the charging document...