Hire a business attorney and have them do the research required.

Not a legal matter (yet.) Block the calls or hire a PI to figure out who is sending them.

This is a site for U.S. law, not Canadian law.

There is no form. You file a response/opposition to their motion.

You can, but lawsuits are expensive and time consuming.

Absent a valid subpoena they are not going to turn it over to you.

You would need a medical opinion that says you contracted Hep C at the hospital as a result of their negligence.

You can demand, they can deny. Not a legal matter.

Courts aren't going to get involved in a break up.

Of course they can..........................