If it shows well, tell her you’d like to advertise the unit and schedule a day/time window of showings asap and that you can be flexible or even eliminate the early termination fee if you can rent it quickly.

Over collection of rent doesn't eliminate the notice to vacate, they're still legally obligated to vacate on the 15th.

Sounds like you're aiming to make some type of algorithm or software that tries to eliminate the need of competent real estate people utilizing their experience in markets they are very familiar with..........Didn't Zillow lose about $500 Million flipping houses using this exact type of model? 

For example, a bank may cut or eliminate your HELOC if the housing market drops and you no longer have as much equity.  

(Title elimination). 

It depends on if it has elimination of title or not.

Sale-Leasebacks have inherent challenges because the tenant/seller is incentivized to market the property in such a way they get they price they want, but if the entity who signs the lease is weak and there's no personal guarantor, they could stop paying rent the day after you close leaving you high and dry with very little legal remedy.I don't know your market, but in my eyes, any 10% cap offering is either an extremely weak tenant OR a tenant that has very little term remaining with no plans to renew.If I were, you I would very seriously consider how much I like the real estate and what my odds would be of refilling the real estate with the same or better rent and/or a better credit tenant once this tenant goes belly up.

Lane, Lane, Lane, this is not Dave Ramsey world where the goal is to eliminate every and all debt. 

In the mean time 100% of the owners ability to touch any cash is eliminated.

LEDs seem to eliminate another short phone call to change a bulb because a tenant isn't sure how to remove the glass cover.