This is a touchy subject.If you observed specific concerning behaviors during interactions, such as rudeness, aggression, or disrespect for property, these could potentially be valid reasons for rejection if documented properly.You should add one very important things to do on your checklist, past landlord references and it must be legit and find out why they aren't there any longer.

All the behavioral issues sound like nonsense since the actual tenants living there aren't complaining about it. 6.

The people that lived there must have had severe mental and behavioral problems.

Due to this behavior, she has broken the lease under the "other good cause" that was included.  

You have not documented these incidents, nor have YOU informed your tenant this behavior is unacceptable.  

Most focus on the sale, not the relationship.The second reason most people don't work with BP agents is because of their behavior.

I know it may sound as a BIAS from my side but I think this should NOT be legal to put covenant, see my logic here a builder build a whole community and one part of it is rentals the rest is single family, they put covenants and restrict the market to rent by room just to ensure they can rent their rentals that is a sort of monopolistic behavior and should not be legal.

What ever you're doing to find/buy/create deals is working.

And I buy the seller carry back notes for those that want to cash out.I agree with jack Bosch I saw him at a rich dad event and his stuff was very dated.Its not a complicated model you buy low sell for more..

Not following this - what does your buddies property have anything to do with a property you are buying?