Can I sue?

I don't know the answer to your question but I'm going to reclassify it to "employment" so those who do this kind of work will see your question....

Can non citizen file a case in small claims court in Louisiana

I don't see any reason why a non citizen cannot sue you if you did something that is actionable. I doubt their citizenship has anything to do...

Can I present supporting documents at trial?

You have not said what the nature of the claim is but you have it marked "civil" evidence. The WA rules would allow evidence to be introduced if it...

It would not be a counter claim. Rather, you would sue and he would presumably deny all of your allegations and then the question before the judge...

Accused of hit and run am I legally responsible. His car was parked and unoccupied

This is a duplicate post. Please see the other thread. You'll be fine.

Accused of hit and run am I legally responsible. His car was parked and unoccupied

If this has already been turned over to the owner of the car's insurance carrier, let them deal w/it. You were apparently a permissive user so his...

Perhaps but far more information is required to assess whether the claim is cost effective. There are a lot of good med mal lawyers in Portland and...

Can I side the hospital for cutting me twice for cesarean???

I see no viable claim here having lived the exact same experience. Sorry

Should I make a small court claim against Pittsburgh PA Airport

Hopefully a PA lawyer will weigh in shortly w/the PA statute of limitations for such an action but many states have either a one or a two year...

How do I receive arbitration award?

You may need to hire a collections lawyer to get your judgment. You can find one using the Avvo "find a lawyer" tool or by doing an internet search...