What is the common punishment for harassing someone?

The punishments can be severe if the elements of the crime can be proved. If someone is harassing you, tell the police and then retain an attorney...

Will my N400 petition for naturalization be approved or will USCIS initiate action for my removal/deportation after my petition?

The domestic violence assault is a crime involving moral turpitude if it isn't necessarily an aggravated felony as defined by the INA. This makes...

If my government has stated clearly that I am not allowed to have a waiver job after training-do I have other options?

More information is needed. You should consult with an attorney about this.

In addition to what my colleagues said, I'd add that it is time to get an attorney if you don't already have one.

I am on a H-1B visa, does my visa status allow me to pursue a masters degree while keeping my full time H-1B status?

Yes.

Do I have to send the original copy of the marriage registry to USCIS?

A copy is acceptable.

Should I sign the severence and release form to waive any charges against my employer

You do have 21 days to review your case with an attorney and you should.

Am i entitled to overtime even though i recieve a salary pay

You may be entitled to overtime. An attorney will help you make that conclusion.

Fixing Immigration status for my parents can I still marry or no?

You'll need an attorney. You may be able to sponsor your parents, but whether or not they'll be able to adjust here depends on a number of factors.

Can you file for Green Card through work, if you have a pending application for Green card through US Citizen siste?

Yes, you can have multiple immigrant visa applications pending simultaneously.