I applied for the H1B visa and I want to upgrade to premium processing. can I pay myself or it the petitioner required to pay?

You are permitted to pay the premium processing fee yourself - the premium processing form, however, must be signed by the employer or their attorney.

No, that would be considered unauthorized employment and would violate the terms of your H-1B status.

I485 under review, Retrogression Issue for Eb3 Philippines.

Your I-485 cannot be approved if the priority date is not current anymore.

Since you are a U.S. citizen, you are not immigrating to the U.S. The question you are referring to is on a form that is used for many different...

Work as a Volunteer during the time waiting for new EAD to keep my Job - Is that illegal?

While volunteering is permitted, what you are proposing is not true volunteer work and would be unauthorized. You would be providing services...

Arriving in US on H1B with filed I-130 petition through sibling

Yes, H-1B status allows dual intent - meaning you can have H-1B status while also applying for permanent residence.

If your employer did not receive the e-mail notification of the approval from the Premium Processing Unit (which will include the validity dates),...

What I am entitled to by my husband if we separate? We have 1 child, I am renting and currently seeking employment.

It sounds like you are asking about spousal support, not immigration. You should consult with a matrimonial attorney. Note, however, if you get...

In order to get a new 6 year period for being outside the U.S. for one year, the petition would have had to have been subject to the cap. It...

Do i need to go to a US embassy?

If you have a valid parole document, you can use that to re-enter the U.S. Discuss your options and potential issues with traveling with an...