How do you know if you have a bar from entering a country?

The bar results from an application of the law to a set of facts. For the US if you overstay six months and then leave you are barred for three...

When did they submit it?

You truly need to hire an attorney to help you as you are very unsure of what you are doing!

130 petition

Hire an attorney to be sure what to do.

Immigration question

Hire an attorney. We are creative and can help you. We have done it all before.

Travelling to canada

New rules - need passport!

Will he be able to come back to US after the extradition to Europe

Your question is too complicated for this forum. Need to ake the documents to an attorney to review to even guess what happened and what you should...

Wife lost greencard at immigration. Do we need to start the immigration procedure over from step one? (Thank you in advance!)

Chances are you will need to do it all over again. But invest in an attorney consultation and have the entire situation reviewed first. Refilling...

Can I say SINGLE on my I-140/485 if I was married once OUTSIDE the US and now I'm legally separated (also done outside US)?

A marriage anywhere in the world counts in the US. You are married and perhaps legally separated at this time. Yes you need the documents -...

Can I apply for naturalization if I don't have enough tax returns?

You should be ok. As long as you were living with them and they were supporting you I see no issue. The fact that they were not claiming you is...