Immigration...green card!

Yes, 18 months from the date of enactment this category will be eliminated.

How do I file an extension for my wifes application?

You can simply email the national visa center that you are still interested, and it will be extended.

Am I legally to do stock trading on H1-B Visa?

Buying and selling your own stock does not appear to be unauthorized employment.

How long does it take from filing i-130 to interview @ ciudad juarez consulate. And acceptance of hardship waiver. Opinions

If he has an in absentia order of removal because he missed his court, he cannot return for 5 years, and there is no waiver. You should have an...

Can I still get married to a US citizen?

That is not a question about immigration law, but rather a question for the local clerk of court. You should be able to get married regardless of...

I am an Australian citizen currently in the US on E3 visa. Am I eligible to apply for a green card?

If you have an approved immigrant visa with a current priority date, you can file for a green card.

I have valid EAD ending 2014,STEM I-20, and OPT, but F1 is expired and i need to travel.Can i travel outside USA to renew my F1?

You should be able to renew the F1.

My L1 visa is valid from from July 1 2013. Can I reach in June on my existing B1/B2 visa provided I don't work till July?

They can often admit people 30 days before the start date on the work visa, so there is no need to arrive on a B visa and then you would have to...

H4. Otherwise she would need to file for a change of status after she gets here.

Applied 2007 ,denied Sept.2010 , reapplied and appealed right away and was approved Nov the same year.

It does not sound like you have any question about immigration law, you should direct this question elsewhere.