Marriage

I agree with my colleagues.

I agree with my colleagues.

How long will it take once i 130 is approved to go with my wife and step son to usa?

I agree with my colleagues.

What is biometric?

I agree with my colleagues.

Do the police in NJ have the right to force a 14 year old to go with the residential parent if they are afraid of him.

The police follow court order. If there is an open DYFS case then hopefully the matter is being adequately investigated.

Can I sue my boss if he knowingly allowed me to work with hazardous material without being medically cleared to wear arespirator

It certainly seems you may have a valid claim. All the facts need to be reviewed in order to give you reliable advice, however.

Can I apply for a visa/green card for my half sister based on me being an american citizen?

I agree with my colleagues.

Do i need to leave?

It appears you qualify for deferred action, although that is not a path to LPR. Leaving the country for a fiancé visa seems to be your best...

I am currently in the US on B2 visa, and would like to apply for college. Can I apply for change of status now or I have to wait

I agree with my colleague who provided an excellent answer.

If joint sponsor for adjustment on status is in probation, what will happen?

I agree with my colleague. As far as Immigration goes, they do not ask about the moral character the the co-sponsor, or do a background check, so...