You should been in the middle of the employment permanent residence process which would allow you to extend the H-1 as long as you need it....

That position will not qualify for an H-1 so your plan probably will not work. The H-1 will probably depend on your degree. That is the starting...

If you are out of the IS for more than a year, you must go through the lottery again.

Assuming you are a US citizen, you should consult with a Board Certified immigration attorney. That way you can find out your Mother’s options....

How did you file a marriage I-130 when you are not married? It appears you have many more problems then expediting advance parole. Things like ...

Technically, yes, you can do this but it is unclear why either company would do either.

If your status changes on June 1 you must work for the H-1 petitioner on that date. The employer will address the I-9 issues.

You must two entirety separate cases for each of them.

Yes, that type of change will require a new PWD and new labor certification, depending on how far you get with the one in Austin. There are at...

You need to consult with a Board Certified immigration attorney. That way you are assured of seeing an experienced, qualified attorney.