Securing a duplex and house hacking one side. Each side is 3/2.5. Would it be wise to install a RING doorbell to monitor who goes in and out of the unit since I would be renting out by room? (renting out by room would...

Including a basement with 2 independent entrances and exits.

It will need a kitchen/kitchenette, and the current entrance is through the garage.

The tenant asked if he could paint the backyard patio and driveway (we have a rear entrance for cars from the alley).

Ultimately we decided to completely replace and revamp both the entire carwash tunnel equipment and also completely remodel the customer lobby are. reversed the staircase to allow for a separate entrance to access the upstairs office space to rent out separate from the washWhat was the outcome?

Don't know honestly which of those could be considerable renovationsSo, no separate entrance and no kitchen?

We plan to put in an entrance gate on one side and then an exit only gate on the other. 

I have found several with two entrances / split levels and a common laundry space such that I could rent 2-3 BR to another family or 2-3 professionals and earn $1500-2000/mo on a $200-250k purchase while living cheaply in the other 1000 SF of the house and having limited forced interaction with the roommates/tenants. 

There's really no easier entrance into it than house hacking.

The total ceiling height cannot be less than 7 feet 6 inches.Escape: The bedroom must have at least one other exit besides the main entrance, either a door to the exterior or an openable window.