It is actually a Wyze camera flood light, that will alert me when someone is at the door. 

Goal is to manage it remotely, ideally not travel at all, have some responsible person to physically show the potential tenants the house.I have found some options and wanted to get feedback:1. complete DIY using technology: Have a remote/reprogrammable smart lock, wifi 4G dongle with ring flying camera or some other tech that allows me to remotely show the house to potential tenants.

What people’s thoughts about adding cameras to common areas for Airbnb?

If your in small town USA, no security systems- fences, gates, or cameras can be the norm. 

I'd get another bid from a company that just does sewer cameras.

Automated Messaging - SmartBNB (just started testing on one property)Nest thermostatsSecurity Camera - Some cheap brand with a solar panel charger: Shows live and recorded videos in the app.Accounting - QuickBooks: Pulls in revenue and expenses, takes just a few minutes to assign to the correct property, shows reports broken down by property.

What if you make individual code per tenant and add a camera.

I have cameras that cover any concerns you mentioned for me.My cleaners check to make sure keys are there.

Perp-walking one landlord in handcuffs on camera is worth kissing a hundred full-diaper babies for a politico.

that would be such an honor, but hopefully there is no video because I am not an on camera type of person!