Do I have a case worth looking into?

You can always consult a personal injury attorney to be sure.

How long do I have before I can't file a malpractice lawsuit in Washington state.

I don't know the statute off the top of my head but I consult a local med mal attorney as soon as possible to check. Having said that, unless it is...

Can I sue my spouse for slander and libel, and the city and its police department for negligence?

You might want to start with a divorce attorney representing you in those proceedings.

What legal protection or consequences can I get against someone for repeatedly lying to authorities and damaging my life.

You might want to consult an attorney to see if you have options. Only the police and prosecutors can bring criminal actions.

I want to counter sue because of the false report since it goes against me if something should really happen.

I would call the police if he filed a false report.

What can you recommend that I do to try and locate this person.

You can hire an investigator to find him but I agree with toe others that you will need a collection attorney to get paid.

Ask your attorney but among other things a pretrial conference can be an attempt to settle the case.

What type of options do i have to get the value of business back from before the crash?

consult an attorney as soon as possible this is not a simple matter.

Can a 23 year old get in legal trouble for dating a 17 year old in illinois?

I agree that it is legal but I wouldn't recommend this course of action.

Is there anything I could do legally to be compliant with both my job and the doctors orders?

You need a workers compensation attorney. I think the employer is taking a reasonable position here.