Can I send an additional check to USCIS after realizing that I sent the wrong amount? My application got delivered 05/28/17

If they return it just resend with the correct amount.

Can I ask my employer to file a Green card under EB-2 category(an advanced degree professional)?

You may be eligible. The requirements for the Eb-2 are rather stringent best to discuss it with your company's attorney or retain your own...

Can I legally marry a person who is not a U.S. citizen ?

If you are US citizen, then yes you can do this. She would need to get a green card by marriage first.

I am a visa overstayer want to go home country?

You can leave whenever you want. You may have a bar on re-entering the US, however.

You can get married to your girlfriend, especially if she is a US citizen and apply for a green card. You then should wait to withdraw your asylum...

Got an i797c notice of rejection because they did not revive fees for employment authorization i765

Something is a bit off here. I would need to have more information in order to reply.

Can my wife cancel my IR1 catagory 10 year green card ? If I m out side of USA

Your wife cannot cancel it once you have the 10 year green card. You can file to have your green card replaced if you no longer have it in your...

Yes, they share information. If you don't have a criminal record it's unlikely they will be going after you anytime soon.

It's not an automatic denial if you have a valid reason.

Can my Father who is a American citizen, but a landed immigrant in Canada sponsor me to get a green card?

You might already be a US citizen. Otherwise, you can apply for a green card.