Hello Ryan, these are some of the kinds of tasks I am thinking about for Boots on the Ground.Lockbox installationKey duplication, meeting locksmiths, digital lock code changesMeeting cleaners, landscapers, tradespeopleProperty walk-throughs via phone and/or video conferencingMove-in and move-out inspectionsPlacing signage on propertiesPhotos and videosScheduling contractors and tradespeople for vacant propertiesStatus reports on contractor/tradespeople progressProperty drive by

I would have contacted the locksmith tech to get additional details before assuming it was tenant damage.

If tenants get locked out, again call a locksmith and have the tenant pay for it. 

So, go with a good solution on the deadbolt.Screw a lockbox in a wall near the door for an emergency physical key.Find a locksmith that can rekey the doors between tenants - put ALL locks on the same key.Most electronic locks warn you when the battery is getting low.

These days as you mention with STR almost everything can be handled remotely...cleaning, painting, locksmith, yard care, even drive by pictures of the house occasionally or internal pictures too. 

Mike got by him and locked himself inside until  my 'western' locksmith and other friends secured the property. 

I was a Paramedic for 20 years and am now a Locksmith.

If it's vacant, call a  locksmith to put a lockbox on the house.  

I can call Jessica from the courthouse and have coverage in place before the locksmith meets me at the property to change the locks.  

A locksmith doesn't need keys ...