If it makes sense, I would put in an automatic system and put the timer in a lockbox so the tenant can't alter it.

He clearly doesn't respect you as any type of authority, you've been unable to alter his behavior except when the police are on their way, you have not one piece of evidence (i.e. police report, willing witness, notices served) to document this in court and are asking for input on an internet site.

I'm not worried about being sued, more about them backing out of the contract trying to keep the escrow (since it says "no alterations before closing blah blah" in the addendum.

No facts will ever change the altered history, it's just how it goes for those who only read what the alterers write.

Imagine the cost to us, if we had let a fear of unknowns cause us to defer or alter the deployment of capital.

If it's in place, it may alter your acquisition strategy depending on your skill set.If you're not good at renovation and repairs, you may need to buy different properties.But I'm of the opinion that if you disclose any problems with the property that you're aware of and your seller still goes ahead with the transaction, you should be fine.But always check with your local officials on this.

Single member LLCs can be deemed an "alter ego" resulting in you and the entity being lumped together.

A woman who has stood by you and has your back is not worth sacrificing for this business.Either alter the way you're doing things, or leave the business.

or merely an alter ego of the person whom formed it.

She just had to download an app on her end to alter her IP address and it started working again.