An excellent question for your immigration attorney to answer. You can use your L-2 EAD until your status changes.

It is theoretically possible but if the visa is refused you must leave Mexico without entering the US and return to get the visa in your country of...

We need much more information about your situation to even begin giving you an answer. You need to consult with a Board Certified immigration...

The question is whether you are subject to the two-year foreign residency, which you probably are. That prevents obtaining H-1 status.

That is fine as long as you don’t do anything within 90 day’s of your last entry.

Please consult with a Board Certified immigration attorney. That is the best starting point. Good luck.

You are getting very bad advice. First, it is unclear whether your status expired or your your visa, which doesn’t matter in this situation. ...

Unfortunately it is not that simple. Please consult with a Board Certified immigration attorney.

Us immigration law has no control over work performed outside the US. The employer and employee can do whatever they wish to.

Clearly the test for last year will be more relevant than the test from 13 years ago.