If and when a short is completed it will serve to avoid the worst possible scenario: a sheriff's sale, trustee sale or other forced foreclosure sale.Once the short sale is complete, the lender will either forgive the debt, or seek repayment outside the scope of the mortgage loan.

Use the fact that rent is never on time to force them out.

Forced me to switch funding in the middle of a deployment with the USMC).

May the force be with you.  

Also sell them at Homedepot:https://www.homedepot.com/p/Cadet-Com-Pak-Twin-4-000-Watt-240-Volt-Fan-Forced-In-Wall-Electric-Heater-in-White-CSTC402TW/100094225

Actually the banks have proven they don't care, but the Federal Government does care and they force the banks to notify them on any transaction over $10,000.

I learned the importance of following procedure early on, and have seen that getting away from that can lead to bad things happening.I was in the Air Force for most of my career and went through flight training.

A concern would be that the batteries would be dead forcing my tenants to be locked out. 

So, I'd have to leave not just my forced appreciation locked up, but also another big chunk of capital to get to a fully-loaded cash flow.4.

Force him to leave on his own?