Lastly, it sorta messes up my move in procedure, the check list, going through the appliances making sure everything works etc...showing them where the AC filters are, where the water shutoff is, AC thermostat etc...

I've always cut the heat off too but with an upcoming vacancy and the 8 degree weather we're having, I've considered keeping the thermostat set to a temp just to make sure the pipes don't freeze.

Tell the tenant to move the switch over 1 notch on the thermostat , that will engage the "emergency heat " on a heat pump , which is basicaly an electric heater .

They are set on a thermostat and kick on when it is cold.

If tenant pays heat, tenant is welcome to set the thermostat to whatever temp they desire.What's your local law say?

For the rest we left baseboard with remote thermostats.

Projections aren't linear most of the time.Watch your financial thermostat as well.

Heating system is probably gas, so there might be a pilot there too, and you have to see what the thermostat is set to (set it somewhere between 50 and 60 degrees F when nobody is living there).

That means if it's a bad thermostat, exhaust fan motor or contactor I'm doing that myself.all cash

At least 1/2 dozen of these.Bad thermostat.