The locks that I use also specify to use Alkaline because Lithium can damage the electronics in the lock. 

We do however also send it electronically.

You order electronic digital clocks that you can change yourself.

I have many investor friends and clients who manage smaller properties pretty easily from a distance by having a Realtor list it for rent, and get rent electronically sent, as well as have contractors they can call.

Word of advice have this either scanned as a PDF post use or figure out a way to do electronic fill out.

This includes marijuana as well as electronic cigarettes (i.e.

The "smart home" electronics would often be shared with other remote control items and useful security measures such as turning lights on and off even when your aren't home or seeing who's at your front door.

You can collect rents electronically, and stop in at the property once a year or however often you feel comfortable as long as its agreed upon in the lease agreement. 

Most PMC software is set up for electronic rent payments by tenants that automatically updates rent ledgers. 

This is paired with automated prorating of rent and electronic payment setup.