Marrying girlfriend living in Australia

I think getting her a fiancee visa would be an appropriate way to go.

Asylum case Immigration!

I do not think anybody will be willing to take your case.

You should not leave USA while I-485 is pending. Travel document is no "guarantee" that they will let you back to USA.

What do I have to do to come to USA?

You can go to apply for a B-2 visa. It is a visitor/tourist visa. Applications are available at US Consulate.

What is my possibility to get a financial aid and study?

If you already overstayed on a tourist visa, I do not think there are any possibilities in terms of getting an education in USA.

My children's father got arrested for a traffic violation and later got detained by immigration

I had a case like this. In similar cases, ICE tries to remove a person as fast as possible. He will go fast before the judge. The judge often...

General question about my I-485 application

You will receive the card in the mail.

If I understand everything correctly that you posted, Chicago was the last entry into USA. Abudhabi is not USA. Washington DC' entry happened...

L1A visa consulate interview.

There is no way out of this situation, but to be honest when you go for a consulate interview. Be prepared to explain the way you explained it...

1 deferred possession of Marijuana 13 years ago. 1 guilty charge pom. 8 years ago. Denied adjust for Immigration .

Ii do not think you can get a green card with these drug-related charges.