Change status from b1 to H1b when can start working?

Q: can I start working on h1 as soon as I get the receipt number for the H1B COS A: no Q: or do I have to wait until I get the actual h1b...

I agree with Mr. Smith ... you have too much of a gap.

Q1) Can I file EB I-485 AOS being on H4 as a Principal applicant? A: Yes, if you are otherwise qualified. Q2) Can I continue to remain on H4...

Can a RN on H4 ead apply for adjustment of status to get green card?)

Yes, a clinic, or hospital might be able to sponsor you.

Can I still apply for DACA if I entered the U.S in 2009? I meet all the other requirements but this one is unclear.

No, you don't qualify for DACA at the present time.

As long as you don't leave the US the I-797 which is unexpired will be sufficient for your spouse to get an H-4 stamp. Yes, you can take a SHORT...

Am i eligible for tranfering my H1B petion to any other organization under CAP Exempt and can capture the balance period i.e 5.8

Yes, it should be possible for a new organization to file for the H-1B.

You can contact the NVC ... but there is a 99.99% chance it will be denied.

Hi sir Good morning...My case 221g submitted on 11 th Dec on 14 th changed status to Ready again on 15 th ready plz clarify thnx

Although you didn't ask a question, ready does seem to indicate "ready".

How can I obtain a green card through my employer?

If you entered the US 'illegally' ... you probably can not get a greencard. Have a Skype consultation with an attorney for confirmation.