You call the lawyer and tell him/her about the mixup and arrange to get the correct papers and a new date for which you must file a responsive...

Yes, you file first, then serve photocopies of the filed papers. Yes, each defendant must be separately served with the lawsuit.

Even if true, your recourse is not with a civil lawsuit. Try to file a police report, and don't be surprised if it is not accepted. It is way too...

An employer is entitled to set policies for the protection and health of its workers. You have no case.

From what you describe, most of your alleged damages are speculative or in some other ways not recoverable in law. If your cargo was so valuable...

You cannot re-open a dismissed case. I strongly suspect some of your posted "facts" are wrong. Perhaps default, but not default judgment was...

Tell you ex he has x weeks to get a post office box. After that, you can just write, addressee unknown and return to the post office.

Adding a "?" doesn't turn a statement into a question. Further, no one can imagine what you mean by conflict of interest and suspect the legal term...

None, since the fight was over and this was not self-defense.

There is no such thing as a "notice of errata". You will have to file a first amended complaint.