Assuming your (presumably naturalized?) citizen father had the sole legal and physical custody (i.e., not joint custody with the other parent), the...

F2B petition transfer once move out of state or change of address happened?

Your I-130 petition filed under F2B (pending at California Service Center) is still within the published processing time (with Feb. 2015 inquiry...

Question regarding I-94 status

The later issued I-94 (which is attached to H-1B/I-129 approval) should control. You should be fine.

I-130 approved

What is the next step? That depends on whether the child is in the U.S. (and if so, he/she is eligible for adjustment of status), whether the...

Unless you are using your assets to satisfy your husband's affidavit of support (I-864) requirement (at NVC/Embassy interview stage), your property...

I94 expired, extension of stay returned by uscis due to errors in application

USCIS has discretion to accept the "late" filing in the circumstances like this.

A copy of handwritten/self-prepared/mailed 1040 is probably sufficient for filing I-864, but USCIS may ask for additional proof of the tax filing...

If she maintains her parole, and her LPR father's petition is "current" (presumably under F2B), then it's theoretically possible for her to adjust...

The so-called "Welcome Letter" is supposed to be sent a new immigrant/green card holder, not to the petitioner. Perhaps, your sibling is using...

I filled for vawa in 9/19. Received a work permit 2/20,Name on work permit is maiden name not current legal name. Is it invalid?

As long as you can prove you are the same person, VAWA EAD issued under the maiden name should be valid for employment purposes. I doubt it would...