Just think, if you or someone you know, parks their car in your driveway, that vehicle can be identified.

They also alert me of suspicious people/vehicles or if the power went out.In some cases, I offer to do minor repairs to their house, or at a minimum have my maintenance guy clean their yard or cut their grass for free.

For investors using DSCR loans, I’m curious about your preferred minimum DSCR.
Do you stick to 1.1, 1.2, etc.?
What ratio gives you peace of mind in today’s rental market?

Then we get their friends family and neighbors who want to place the ads on the rear winshield of their vehicle!

Personal housing4.  

Also, what do the vehicles look like in the parking lot (Big SUV's, vehicles of the working poor, a lot of junk vehicles that don't run on blocks, etc...)

I would say when you have significant assets to manage, kids to consider and things like trusts, life insurance and other vehicles come into play.

I am a novice in the real estate sector and am looking to expand my knowledge and build personal wealth.

If one person does 95% of all the work and everyone else are just "yes men" to any decision then that probably won't pass. 

Instead it's a vehicle to drive toward service.