Should I apply for differed action if I am married to a U.S citizen, or apply for residency?

Applying for lawful resident status is the better option provided it is a bone fide relationship.

What documents should my husband bring for i -130 interview ( US Citizen)?

You should submit an I-134 affidavit in addtion to the documents my colleagues suggested.

I would like to know how long does it take to file for my son to come to the united states from jamaica.

I agree with Attorney Eichorn. More information is needed to determine under immigration options.

If the I-129F approval expired and the Consulate did not extend validity of approval, your fiance has to apply again.

I-131

Yes, your EAD will also serve as AP document.

I want to file a petition for my husband for the first time does the new law thats coming on march applies to him?

He may be eligible to apply for a provisional waiver to obtain lawful status if you are a US citizen.

How to change Academic H1B to Industrial (cap) H1B?

You have to wait until October 1, 2013 if your new employer is not cap exempt. There is no way around it unless you qualify for O-1 or E status.

Have an approved i-130 based on marriage to a US citizen and in removal proceedings,

The approved I-130 gives you the opportunity to file for adjustment of status if you entered the US lawfully. The court will not know automatically...

When do I get my Work Permit when I apply for marriage based AOS?

It takes up to 90 days if filed in conjunction with I-485 which should be filed concurrently with I-130.

How long is it till I can take the citizen ship?

The earliest would be 4 years and 9 months from the day you became a permanent resident. The Immigration Service may look into the circumstances of...