What are legal implications if I sign a job contract and then sign another better job contract before starting the first job?

It depends what the contract says as interpreted by the law of the jurisdiction or the law chosen to apply to it. Speak to an attorney to give you...

Applying for my parents for a green card

Attorney Shusterman is correct - you will wait until you become a US citizen. I will only add that you should speak with an immigration to rule out...

Changing visa status

You may have a variety of options but you need to consult with an immigration attorney who has experience in this area, such as myself.

Before doing this, consult with a criminal defense attorney. Better yet, find one to represent you.

I need a lawyer to help me complete some forms for a new company. Are you that someone who can help me?

I agree with Attorney Green. Shop around and pick an attorney with whom you feel comfortable and believe is qualified to do the work.

Please help, I got my green card in 2012 through marriage to US Citizen.

CIS will inquire about the previous marriage in order to determine if it was bona fide - consult with an immigration attorney.

Possible options for suing a foreign state government in USA or reporting incidents to Human rights.

There may be recourse for those in the video or perhaps their family members, but you were just offended by it and that does not necessarily give...

What can I do to get a divorce when my husband got deported back to mexico?

You can divorce someone who's abroad but a family law attorney will be best able to guide you.

Green card expires

Have an immigration attorney guide you through the best way possible.

I strongly recommend you at least consult with an attorney who practices in both the immigration and business fields. Good luck!