In the end a quick call and explanation has cleared up any issues in the past.

There are numerous reasons why these inverse relationships are true, and in some markets there are exceptions.I use the 2% rule and purchase Class C properties (clean, safe, functional, non-war zone). 

This holds true for the owner of one property who is new or the owner of numerous properties that has been managing them for years. 

I have numerous contacts who have interest in investing in real estate if I can find the right deal/return.

My agent has had numerous times where the property goes under contract as he's driving out to go see it.

You could make some mistakes that cause loss of principal for instance in any of numerous areas such as market selection, property selection, purchasing, rehab, etc..

@Adam SoelbergSince there was no explanation, no complaints of bad toilets, etc, I would for sure hire someone and deduct the cost of 2 toilets from their security.

also research chris goff on youtube he has the best advice and explanation on lease/options and its free!!!

By selling and reinvesting your cash in numerous properties you will easily out perform this property and benefit from the appreciation on numerious properties.

Security deposit amountYou can find plenty of examples by searching for "tenant estoppel certificate doc" or exchange "doc" with "pdf" for more options.Here is an example and explanation: https://eforms.com/rental/estoppel-certificate/Some have a lot of legal jargon but this document does not need to be so detailed.