Travel doesn't impact the waiver, you can still have it approved even if outside of the US. Once the waiver is approved the employer can file for...

You can file both the change of status from J1 to H1B, while simultaneously filing an I-485 adjustment of status based on your approved EB1. It is...

Yes, assuming the EB2 I-140 is valid (meaning you intend to join the sponsoring employer in the position used to sponsor the PERM and I-140), you...

Assuming employer A cannot/will not revoke the I-140, you can use that I-140 to extend your H1B for company C. I-140s are irrevocable (absent...

If you were already counted towards the cap, or if the new employer or employment is cap-exempt (i.e. non-profit affiliated with university or...

Your wife doesn't need to wait for the H4 extension to be approved by USCIS. She can apply for the H4 visa at the consulate with your H1B approval...

No you don't necessarily have to mention the H1B approval when entering however you will be admitted in H4 status and not H1B status, and in order...

Yes, as long as you are married before you become a US permanent resident, he can file his own I-485 based on your I-140. If you become a US...

Once the I-140 is approved for more than 6 months the previous employer cannot revoke it (absent very limited circumstances like fraud).

There should be no issues with filing the I-130 and I-485 concurrently for your parents. Their intent at time of entry and time of extension filing...