You can determine your eligibility by reading the application and supplement and instructions at USCIS.gov

J1 waiver

You are correct that if you are subject to the two year residency requirement you will need a waiver before you are eligible for any type of visa...

CAn i sponsor my wife whose Tunisian if I owe back taxes and babkruptcy?

You may sponsor her however you will likely need a co sponsor.

My Name is Carlos

Your question is very specific to your personal situation. I suggest you consult with an experienced immigration attorney. In general, if nothing...

I was wondering what do i need to fix my husbands papers?

You can sponsor your husband by first filing the I-130 Alien Relative Petition. For further instructions contact an experienced immigration...

Can I file the for I-130 for my stepson if his father already lives in the US?

Yes. You can file and you will be required to meet all other requirements. Read the application and instructions for qualifications: USCIS.gov/I-130.

My friend came In this country 16 years ago on some other name ,

Your friend needs an experienced immigration attorney to represent him in removal proceedings. He ma be eligible for a fraud waiver.

Do I have to apply for H4 when my husband apply for H1?

Yout personal situation requires review and discussion with an experienced immigration attorney in private. It is outside the scope of this forum...

Why dose it say he's doing a year when he said he was getting time served?

Direct your question tot a criminal law attorney.

You are out-of-status but in a stage of limbo. It is a risk. If the waiver is denied you will be assessed the out-of-status time.