How much does it cost to file an ajustment of status?

It is better to consult a lawyer. Is she on K1 visa in the USA or got engaged when she was in the USA?

You provide as much as documents pertaining your relationship. Highlight the calls between each other. Make a copy of any documents you submit.

Currently What is the time limit for clearance of I-140 at nebraska centre for EB1A

Time may vary. https://www.immihelp.com/processing-times/nebraska-service-center-processing-times.html

I agree with my colleague. It has to be original.

Help!!!! My 8 month old spouse has refused to adjust my status?

If you are depressed you need to seek professional help. Then you must consult with a lawyer.

My boyfriend is a Nigerian but he lives in the state of Indiana and has his passport and Visa can we get married Indiana legally

how long have known each other? is he on a visitor visa and you met? you should consult a lawyer. you boyfriend' s burden is to rebut the intent to...

Can my church help me?

you have overstayed and must seek help from a local lawyer.

How to properly file h1b and when to start ?

Your employer has to apply for one. But I highly suggest that you consult with a lawyer and not to work if you do not have property permit.

My visa A2

No, You need to have permission to be able to stay. That said you need to have a visa to study.

You should include as much as information you can in the form.