There is none. But if the spouse files for adjustment of status she can apply for employment authorization based on the adjustment application.

It depends on what the mistake is. It may not be possible to correct it at this stage.

Yes, you can get married. Yes you can file an immigrant visa petition for her if you are a US citizen or lawful permanent resident. You can file...

Talk to someone else from the Mexican consulate. They should allow you to enter with the refugee travel document and provide a visa if necessary. ...

Yes it is okay for an immediate relative to file for adjustment of status so long as he or she was lawfully admitted to the U.S. It is also...

You can include any names you have ever used whether or not you put that information on the adjustment application.

Contact the prison warden and arrange it with the warden.

If he is a Canadian citizen, generally he needs no visa to come to the U.S. as a visitor. Unless he was given an "expedited removal" order when...

It seems to me that investing your own money is not unauthorized employment.

Perhaps. You would need to leave the U.S. for 10 years, unless you could show extreme hardship to your spouse or parent who is a US citizen or...