N-400 Withdrawal

You can withdraw your application, you can do it in writing, but the reason is important.

Your employer's attorney should be able to answer these questions. You do not need to worry, as you are a beneficiary, and the company is the...

Is there such as thing as "employment based green card sponsorship quota" for a company?

There is no by law, but a company may establish its own policies.

Hello sir, may I get deported

Yes, you can get deported as you will lose your status.

How much does it generally cost to assign a lawyer for a political asylum case?

Each attorney establishes his/her fees. For a good attorney to work on your case, you should prepare to spends several thousands of dollars as good...

You do not need to attach a full copy of your passport. Read the instructions, or better, consult with an attorney.

I would think that if we talk about different companies, a new petition has to be filed for you with all the qualified points there.

I-131

You can miss your interview, or whatever other issue may appear, like a new decision from BIA that would prohibit travel... who knows. It is better...

DV Lottery

I would say yes, but only if he/she qualifies for a grandfathering exception.

Does a non-resident alien file form 8938 (in mainland USA - not a possession)? I have already filed my 1040NR.

I do not think it is an Immigration question.