I have shown them clear evidence why our property should be assessed lower than the current assessment.

I wouldn't be completely upset to lose them but if push comes to shove i don't know how i could enforce that they pay for the damages without evidence. 

Any negotiations would require them to show evidence of owning the note, or the authority to negotiate on behalf of the note holder, in order to have the ability to release the mtg, when paid.

I’ve had to provide some of the below evidence to an EA and a CPA - as well as numerous CA investors - who had not been aware of the issue, before they would believe me:https://www.ftb.ca.gov/about-ftb/newsroom/tax-news/February-2021/compliance-effort-for-FTB-3840-california-like-kind-exchanges-letters-continues.htmlhttps://www.caltax.com/news/podcast/podcast-who-is-responsible-for-filing-form-3840-after-a-like-kind-exchange/

There's no visible evidence, aside from the 42 pound bag of cat litter.I did some research and found I can photograph urine stains if I illuminate them with a UV light. 

The simple act of paying some of the loan back early nets me a total ROI (not yearly, but total) of 100% and I'm showing you evidence of that fact. 

If you do have to get internet on your own because they won't install it and don't respond to your letter, keep all your internet receipts as you could likely sue them in small claims court, bringing the lease and your letter as evidence against them.   

It isn't anymore evidence than the tenant's word saying they didn't get it.  

We agree to inform them of adverse fiscal events where their child is in arrears and provide them with evidence of any amounts they are asked to pay.  

It's not, and those dogs are my parents', but just going by my facebook, there's pretty strong evidence that LOOKS like I own a dog.