Can I apply for J1 scholar visa after B1 Withdrawal of Application for Admission

There is no yes or no answer to your question. Everyone may have an opinion but, at the end, it would be the officer who decides your J visa. If it...

If you marry a US citizen do you become a citizen?

Deportation is a serious issue. The owner needs to talk to an immigration attorney in private. By marrying a USC, you will not automatically become...

I agree with my colleague. You need to see an immigration attorney in private.

Can I start a second company while on the E2 visa?

If you had an attorney for your E2 visa, make sure you consult with him/her. The new company should not interfere with your current E2 visa.

The short answer would be yes. However, the field of employment must be related to your field of study.

How can I get green card ? I have only visiter visa !

There is no clear cut solution for you. Pay a consultation fee and an attorney can give you some options.

Is receiving social security and medicare benefits considered breach of contract for recent recipient of green card?

Make sure an immigration attorney review her N-400 application before applying for citizenship.

Will I be able to sponsor my best friend to U.S as i am a green card holder and what documents do i need to send to my friend?

There is no such thing as sponsoring a friend. You may send an invitation letter for your friend. Nevertheless, everything is depend on your...

I received a waiver of home residency based on extreme hardship. Can I change to H1b status from J1 without returning home?

Technically yes. Consult with an immigration attorney for the change of status.

Do i need police certificates from every country i have Travelled/lived in to apply for a green card

Generally you do not police record. Read the instruction carefully or talk to an immigration attorney.