You are free to work so long as you are outside the U.S. You cannot engage in any work in the U.S.

You need to get the O-1 petition filed right away to have any chance to travel and return as you need.

It is not clear what you are asking. You may want to contact an attorney directly.

This is a question for an experienced immigration attorney licensed to practice Canadian law and/or an attorney licensed to practice in Indonesia.

Have you checked current processing times for such applications? Is your application within those times? If yes, you need to be patient? If no, you...

You can find new finding or depart the U.S.

He can only apply for an immigrant visa at the U.S. Embassy in London if he can show he is legally allowed to be in the U.K. Otherwise, the default...

The physical approval notice is what matters not the online case status or even the courtesy notice.

He can apply for a tourist visa but is likely to be denied.

Your spouse should be able to return to the U.S. so long as you continue to be in H-1B status.