Within a couple of years, he owned 10+ doors. 

that we’ve learned in our 24 years, managing almost 700 doors across the Metro Detroit area, including almost 100 S8 leases.

There is a program offered by HUD called "Good Neighbor Next Door".

So there you go meet greet create some credibility and BP members can open doors..

This gives them an easy opportunity to say “no thanks” and close the door.

In Florida, the landlord is not allowed to do malicious things like remove doors, turn off utilities, etc.  

If you’re planning on banking on appreciation, it’s crucial to buy in a location with strong demand drivers like proximity to tech hubs or transportation.On the flip side, if cash flow is a priority for you, you might want to consider looking outside the Bay Area, in markets where the rent-to-price ratio is more favorable.Exit Strategy: Always have a clear exit strategy.

He also owned a separate warehouse next door worth $600k and owed $400k.  

$$ per door, CAP rate, or something else?

I would consider looking at Door County or the Lake Country area instead.