Keep your job and develop discipline in saying no by saying no to everything.

Believe it or not, Ben Carson the great neurosurgeon was born in poverty and raised by a divorced mother who had emotional problems.

Motivation is an emotional state. 2 people subjected to the same environment will inherently act differently and thus proves it is not possible to target motivation.A motivated seller is not someone in foreclosure or is an absentee owner or is in tax trouble.A motivated seller is anyone willing to sell their house below market value no matter the reason.Everyone, please stop telling others to stay consistent.Let me tell you something, coming from a (NASA) scientist and engineer.When something does NOT work, you don't "do more" you don't stay consistent.

Your excessive use of ALL CAPS shows your overly emotional investment to a very low stakes situation.

I can see the advantages of completing your own legal work (familiarity with your business, more attention/time/care, and saving money) but also the disadvantages (spending too much of your time completing legal work, too close/emotionally connected to the business, and not being an expert with residential leases).  

Leveraging WLI as a place to store excess cash, generating better returns/dividends than a savings account, AND taking a loan out for ANOTHER investment vehicle WHILE retaining your accounts interest/dividends seems like an advantageous setup for someone with the capital and discipline to do so.

"How do you cope emotionally with nasty tenants?"

Love them, discipline them, put expectations on them, and follow through when consequences are necessary. 

One more tip – people remember stories that trigger their emotions.

The hardest part is just being disciplined enough to send letters out and follow up.