If you find an article that meets your situation, just post a comment and the lawyer usually replies with some free advice.I eventually got my tenant evicted for non-payment of rent and going to small claims court to recover over 6k of lost money in a couple months.Let me know if you ever need any help with the RTA / LTB stuff as I recently went thru it all.

**Failure to cure said violations within the prescribed time period will result in additional late and legal fees.Other Violations of your agreement are as follows: n/aPAYMENT MUST BE MADE WITH CASH, CASHIER’S CHECK, OR CERTFIED FUNDS.This is not an election to terminate your obligations to pay for the balance of the amount owed under your agreement.In the event you fail to pay the above amount and cure above violations within (3) THREE days of this notice, we shall immediately take legal action to recover monies for the unlawful detention of said premises together with such future amounts as may be due us for breach of your agreement.Most of the people that are buying these houses live very month to month.

Hope your sister-in-law recovers soon.Hopefully a CPA will chime in but my thoughts are that you are out of luck. 

If, for any dispute or claim to which this paragraph applies, any party commences an action without first attempting to resolve the matter through mediation, or refuses to mediate after a request has been made, then that party shall not be entitled to recover attorney fees, even if they would otherwise be available to that party in any such action.

You could offer to Lease the entire park with an option to purchase at some future date or from the estate if he does not recover.

But, with the high failure rate of marrieges these days, it may make it easier for her to recover after divorce if she has a place of her own to move into, or hold for rental income, or sell if she needs the cash.

success moves us forward and failures are hard to recover from in my experience- press on w/power John!

It seems to have recovered pretty well.

I recovered my investment in it in 6 weeks. 

This starts a downward trend from which few locations have ever recovered.