Opinion of who was at fault in my husbands 4 way stop accident that totaled our car?

Since this is in suit the jury will decide. Their's is now the only opinion that matters. Good luck.

Can I cancel a Property exposure claim over a small accident?

You're mixing up apples and oranges. Progressive is using the report of the claim to later justify a rate increase.

What happens if I get rear ended, they hav Ins, but i don't. Can his Insurance Co deny the claim even if was their fault?

No. Make the claim, your insurance status has no bearing on this.

Will I benefit from filing a claim if my car is only worth $3000 trade-in value?

First off the other insurance company will want to see that car to write an estimate. Then you can "sell it" to them to dispose of. That is what...

Yes you can sue, but leave out the "on purpose" part of it. Insurance covers accidents not intentional acts. Go see a local attorney.

The motion is not filed until the 20 days to resolve the matter passes, then and only then is the motion set for hearing. Mostly it's a waste of...

What usually happens if the company your suing looses the video of your slip and fall

Nothing unless you have an attorney and are suing them. Then it's called spoliation and your attorney can explain the possible upside of that.

Wait this out until they sue then go see an attorney. That or try to negotiate a payment plan.

Do I have a case

Yes a criminal and civil case. I hope you called the cops and then you need to see a personal injury attorney.

How does the settlement funds get distributed that are less than all the expenses?

You better hope your attorney is a very good negotiator of med bills and willing to cut his fee.