What Should I send to immigration to show to immigration to show presence( Wife and Son )in USA was based on family Unity.

Usually a brief letter would not satisfy any required showing of continuous physical presence. You should start with objective evidence, like tax...

Can I get a Visa to US or any other EU country if I have serious possible threats (life) in my home country due to love marriage

There may be some basis for a US asylum claim in what you are saying, however, this site does not cover the laws of EU countries.

1-485 visa

Visa number is listed on the visa itself. The I-94 number is the arrival record number.

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E2 visa question

A joint venture is permissible for E-2 purposes. The SC State liquor control laws must be consulted, however, to ensure that such an arrangement...

After my i140 case was out of processing time, a SR was raised and the reply was USCIS needs 6 more months

Chances of denial of an I-485 are impossible to tell from this inquiry. Bring your paperwork to an immigration attorney for an initial...

My daughter's priority date

As of June 1 2014, her priority date will not be current. The category is retrogressing to May 1, 2012. Your daughter's date will probably be...

I am a PR as an asylee, and my original passport expired last year. What documents do I need in order to visit India again?

You cannot travel without a passport or refugee travel document.

I have an approved i360, but my kids were not included in the initial application. Will they be derivative beneficiary on that

They still can be accorded derivative status, however, you will have to be prepared to explain any omissions.

After my i140 case was out of processing time, a SR was raised and the reply was USCIS needs 6 more months

You may file an I-485 if a visa would be available to you under the employment-based category applicable to your case.

Will it be canceled?

The may revoke the petition if you file a request to withdraw before the visa is issued.