@Alecia Loveless is correct--tenants need access 24/7 to their electric service panel, water and heat, assuming those are individual utilities for each unit. 

New Roof, New Windows, Paint interior/Exterior, New Appliances, New Garage Door, New Fascia, New Fixtures (Bathroom and Ceiling fans), Electric Service Upgrade, 1204 Sqft, built 1960.

PM is a service business and time is very valuable.

Utilities are OFTEN overlooked so reach out to power, telecom, gas (or go all electric), water, and sewer to make sure you understand what it would take to get separately metered services from the primary house.

I would say to expect a floor rate of 6-6.50%

Not every STR has to be a 4 Seasons and even those I've waited on service before and it's not like someone was breathing down their neck waiting to revoke their hotel license when it happened. 

In fact, even with my extensive experience, I choose to have all my properties professionally managed.Here's why:Tenant Selection Is CriticalThe most valuable service a property manager provides is selecting reliable tenants.

The height from the floor is 68".

There is so much free content out there that can teach you about guest services, software, vendor management, and so on. 

The first house that I bought was 17 years old, 3 br, 1.5 bath, brick ranch house with hardwood floors, Andersen windows, ceramic tile baths, gas heat and a brand new roof.