Can I deport my husband for DV? Can I come down to US and file a case on him? My son is born in US can I file for maintenance?

it looks like that you need to file for divorce and charge him with domestic violence.

I-90 fee waiver

Perhabs you send them money to support your family, correct? So, if you have used them for deductible then your household size will be 3. The best...

An individual may have several accounts. However, the joint accounts are necessary to provide to USCIS.

Questions about incorrect information on the Green Card.

Yes you need to contact USCIS but i suggest to hire a lawyer to assist you.

How long it takes to (Speacial Imgerant Visa) green card holder to become a citizen?

As a permanent resident of US through SIJ process it will take 5 years from the issuance of your card.

Do I have to cross the border after applying for the TN visa at the border?

I suppose once you pass the bridge and get stamp in your passport, you may exit and reenter from a different entry.

Hi I have b1 b2 visa.my husband is on OPT extension.can I convert to f2 visa from b1 b2 from USA ?how is the possibility?

What you intend to do is illegal as you have dual intent at the time you are applying for a non-immigrant visa. This could get you in trouble and...

When filing for a work permit or DACA is there any drug testing of any sort?

You need to be careful desiminating personal and incriminating statements on line.

Under what circumstances is it possible for a private person to "apply" for a Green Card?

Hire an experienced immigration lawyer who is a member of American Immigration Lawyers association. You don't have extreme hardship here and...

Can I submit a 601 Waiver Application and ask for my husband's 212-9C ineligibility to be waived?

No unfortunately your family is subject to 10 year bar and there is no waiver since he entered twice.