1) Requesting copies of subpoena material is called a 204(a)(4) request.
2) Outside of that, requests pursuant to 213 and 214 of the Illinois Supreme Court Rules may cover what you need in terms of information sharing
3) You can't issue a subpoena yourself, but you can have the clerk serve one out via the Sheriff or Special Process Server - and the info you subpoena for third parties would (probably) be limited to a rider request for purposes of deposition or trial. Don't forget the...
This is precisely why I don't do collaborative divorce. Nothing gets done without hard deadlines (Although CollabDiv attorney's will disagree with me on this).
Now I won't jump into whether what's going on is right or wrong; I'm just going to cut to and say it's up to you. Either bite the bullet and continue forward, or try a different route. Because that's the bottomline once we're done getting all this stress of your chest - either continue doing what you're doing, or go to court and...
First you have to determine what is, and what's not, a marital asset. What you think is marital, might not be - or vice versa. Then, if it advances to trial, the court does an equitable division; most of time it's be somewhere in the ballpark of 50/50, but I've done one where the judge ordered 65/35 (Fortunately for my client, we were on the good side of that breakdown).
So each case is different. Talk to a family law attorney in your area for specific guidance.
You must make a good faith effort to locate your spouse for purposes of service. However, after exhausting reasonable efforts, you can move for a "publication" divorce. This is where the divorce is published in an approved newspaper, thereby giving "notice" to your spouse.
The court will only have jurisdiction over the divorce - it will not be able to divide assets, debts, property, etc.
Talk to an attorney in your area for specific guidance.
No. In either scenario, you have the right to reject the settlement and take your case in front of a judge and jury. In either scenario, you have the right to reject or counter-offer. A settlement is a negotiated process outside of court.
So in short, it's perfectly legal and logical that a company would low-ball someone with no trial experience and lacking a legal education.
No. If the decree requires it, let him know you will file a motion with the court - if you retain an attorney, you can get your attorney fees reimbursed under favorable "rule to show cause" verdict.
Generally the threat in and of itself is sufficient to clear things up. If all else fails, talk to an attorney in your area for specific guidance.
Odds are you'll file it, and then by magic, judge will let dad amend his complaint. But who knows. You can file a motion to strike, or a motion to dismiss, but as I often tell my prospective clients that if the spouse wants a divorce, they will eventually get it. So motion practice like this, in my opinion, only buys you time. Talk to a family law attorney in your area for specific guidance.