H1b to EAD

She can only apply for an EAD card when her immigration prioroty date is current. If it is current, you can both apply for adjustment of status...

Overstayed prior 1997

I agree with Mr. Carlin. There is no harm in trying and make sure you can establish ties to your home country.

Can I travel out of the US with deferred action, its for a church mission?

At this stage we have not been advised that people may travel with deferred adjudication status. I do not recommend it.

H1b status for 11 months in 2012 - taxes?

depends on how long you resided in the USA

I have an autistic son who i petitioned for Green Card, my problem he has separation anxiety from his mother. We are divorced.

Perhaps his mother can apply ofr a visitors visa and explain the reason.

What is my option to legally stay, work and live in the US after I graduate if I have and F-1 visa?

Based on the limited amount of information, an H1B is your best bet unless you are willing to continue studying or are eligible for OPT or are...

How can I get my American Citizenship with a DUI?

If your record has been clean since then, it is unlikely you will be denied citizenship. I definately advocate using a lawyer. Even if expunged...

What problems/challenges I would face if I switch to startup company with H1B Visa, completing 5years with outGreenCard process

They should file your green card immediately and be able to show the ability to pay you the prevailing wage.

It is always advisable ot go to oyur home country as you run a risk of denial in the third country and then will not be allowed back into hte US.

Can getting DUI Expungement help me get my American Naturalization?

Even if you get it expunged you will still be required to disclose it for citizenship purposes. It should not effect your application.