Lawyers can find any legal violations and negotiate the most money and terms.

Never heard of this happening. Consult with experienced attorneys.

If the dismissal was not “with prejudice” or not on the merits, it can be refiled within the statute of limitations for the causes of action pled.

You would need to study the document and rules of evidence. Additionally, it might have been a legitimate judgment call by the attorney.

Make the non disclosure language clear on this issue.

Hard to say without seeing the documents but Amended Discovery may be written discovery that was changed. The reference to Exhibit may mean an...

You would need to file a motion.

Find the court rules that shower proper service. Do a demand to respond letter. Then file a motion.

They file papers for which you will get notice. You can file a motion but there are limited reasons that are valid.

A civil litigation/lawsuit attorney. An attorney demand letter may be the best first step.