There must be clear evidence presented to prove your case.

If you have evidence he authorized an extension and evidence he left a mess, I would move forward with cleaning it up and charging him.If he does decide to sue, wait until you're served the actual court summons.

I'm fairly sure that LYING on a Purchase Contract is considered FRAUD.And I'm also fairly sure that there ARE penalties that can be pursued, if sprung.Their prosecuting evidence?

Someone with tangible facts, and on the ground experience, with numbers and evidence to back up what they're saying, or someone that "has a hunch"?

That's fine too as it will be returned to you "Addressee Unknown" - - DO NOT OPEN IT and save as evidence if so needed.

We take photos such that you can see a dry erase board with the unit number and date on it in the picture for further evidence.

Even better if you have written evidence of intent to move, giving notice etc.This is not a long term solution, but for a mostly technical difference of 30 days or so might work.

You have stated here in this thread that you intend to hold the new building, so that's evidence of intent right there. 

All indications are they've done fairly well since inception a few years ago but I have no real verifiable evidence of that other than what I've been told.

I will say--and it is evident from the forums--that many people have had great success with the local KC TK providers.Best of luck, I'm sure you will find something that fits your investment profile!