Once the approved EAD card is in hand, you may be self-employed. Good luck with the business venture!

What am i eligible for in other to obtain a green card?

Since you came to US after 2007, DACA is not available to you. Presently, no relief appears to be available to you. If you 4find a US spouse that...

H4 transfer to H1B

As attorney Behar indicated the holder may only begin work as noted on the notice of action, not before - most likely October 1.

H1b transfer rfe

Attorney Ahn has given you wise counsel, but the decision as to what to do is solely yours to make at this juncture.

I-566 part2. Principle Alien

You need a full consultation with an experienced immigration attorney so that all issues are properly addressed before determining the proper...

Could a person be denied a non-immigrant visa if that person has a valid current non-immigrant status in the USA?

You should be fine based on your recent approved change of status unless there are other facts not volunteered such as post-approval issues.

Is there any hope to either stay legally (e.g. get a green card) or get cancellation of removal?

Cancellation of removal not available based years and no demonstrated hardship. Insufficient facts to make a determination on any asylum claim. ...

Do you have to send twice the paperwork when you are filling form I-130 and form 1-485 together?

No, sending documents and forms twice will create havoc unnecessarily. File only once or better yet have an experienced immigration attorney file...

My wife's friend married a guy on a K1 visa within the 90 days. He did not file for adjustment of status for over 6 months.

As long as they were married within 90 days as required by K-1 visa, the fact that they did not file adjustment of status papers yet will not...

Can I bring my daughters to USA to wait the pending I 130 living here with me ?

This probably is not in the cards for your daughters as once you filed the I-130 for them you indicated an intent to bring them here on a permanent...