BP has a tonne of evidence in its member forums and podcasts to prove that. 

The benefits of non-recourse loans are fairly self evident.

I definitely want to fix the bathroom since that's officially broken and needs repair, but I think they can live with the door situation for a while (as made evident by the fact that she's been living there for 2 years).I'm not too concerned about spending the actual money, but from the perspective of managing the property, I'm curious if I should try to have my first year be cash flow positive, since I've lucked out and had 0 vacancy so far. 

There is no presented evidence that suggests the buyer can buy the house.But we're going to counter with an offer so aggressive that (we suspect) there is no way the buyer can agree to.

The proof of this is evident every day by landlords posting questions on here looking for answers to kindergarden level landlord tenant problems. 

What about the evidence that Jon provided that real estate values have historically only appreciated at about the rate of inflation?

I'd send an email to my agent notifying him of the change in risk and keep that email as evidence that I notified the carrier in the event of a claim.  

I think video evidence will help your case if it ends up in court, but it saddens me that we have to go to such lengths because of all these progressive laws being rushed through legislation in order to pander for votes. 

It was really evident this past weekend w/ all the Dead Heads in town for the 3 days of concerts.  

Unless you have good reason to not believe them, accept their reports as evidence and demand the smoker move out.