It doesn't allow for charging interest and plaintiffs/accusers are supposed to represent themselves in court, no lawyers. 

To wit:$200k property, purchase price $250k.

As conversation continued, the tenant's aggression towards previous landlord quickly turned into aggression towards me.I was accused of not reaching out to the tenant to speak to her prior to the purchase (without having any contact info for her), of not being aware of the minor problems she just told me about in the property I owned for all of 3 days, and then of not sympathizing enough with her situation of being a single mother (why she even brought this up is beyond me).

One thing you try to avoid is later on, some one can accuse you of sneakily talking grandpa into giving you the house which is why I think there was an affidavit to that effect in the paperwork for my mother in law.

It's a scary thing to witness first hand and it really motivates you to try to be conservative while not inhibiting growth at the same time.

@Scott W. it's probably not a conventional loan. 

@Johnson H. recently witnessed a player in my market who has been striking deals and making money hand over fist in today's market, last year and the year before.

I have a calculation sheet I can email on request, don't want to post anything that will get me accused of spamming or advertising.

I paid an attorney to witness the signing.  

Somebody wanting to sue for you backing out of a bad deal or accusing you of selling them a property with defects like unknown termite damage).