As per recent AC21 rule, one changes employer, do they need to go through the process (L.C & I-140 Petition) for G.C again?

Agree with both of the two above answers. Certainly speak with you employers immigration attorney or consult with one of your own.

Iranian citizens - K-1 visa...fiancé(e) visa. Is there protection from.. executive order(s) once gov accepts application funds?

Because it is just a hold with regard to persons from Iran you will not be able to get a refund. You will have to hope that the EO gets changed so...

Whether it is a Public Defender or private attorney the attorney should always be seeing the client before any trial.

Unfortunately your employer can fire you. However if he has fired you without cause then you may be eligible for Unemployment Compensation....

Shall I change job?

More background information would be needed to answer this question including the type of work that you are currently doing and what type of work...

Can I still press criminal charges against a previous tenant who wrote me several bad checks if she files for bankruptcy?

You can go to the local police to report the bad check to them. Charges can be filed if the police feel it is appropriate. Filing for bankruptcy...

Filling married filling separate on taxes?

I assume you are filing separately for tax benefit purposes and not in relation to anything with the status of you marriage. If this is the case...

There is no issue with domestic travel just make sure you are getting all of your mail regarding USCIS or you could miss something very important.

Is it illegal?

This is a serious matter as indicated by the other attorneys. Whether or not the sex was consensual your friend faces potential felony and...

Who is at fault when vehicle A is overtaking vehicle B on a 2 way street and vehicle C pulls out of a driveway and hits A?

It would appear that Vehicle C would be at fault as they had a duty to ensure it was safe to pull out onto the roadway before entering it assuming...