Once there is enough equity in this property/accumulated cash, I would purchase another, and continue to repeat this process. 

I know, this was also some guru idea long ago, not just a really bad idea but is illegal when accounting plays on financial statements .You need a second party as a lender:)

AC kept tripping off or blowing warm air continuously.

What makes it such a discount at this point in time is that even though the municipalities planning committee GIS system indicates that they have easements established for road frontage for this lot, currently there is no road frontage.I would like to take advantage of picking up the lot while deeply discounted, but I know that no road frontage will impact potential plans to convert this over to a cash flow play (or to liquidate it later if needed) until completed by the municipality.

They'll be looking for continuous employment at some point in your history.  

The tenant can continue to pay rent through these sites as well.

Defintly playing in muddy waters here.

Recently, I saw on a news site, the city I want my investing career to begin and thrive in, has hired new people to continue demolishing abandoned and condemned homes.

However we would not be continuing to build our SFR portfolio if the numbers were not shaking out for us.  

Her rents would continue to go up, and instead of having an asset, she had become someone else's asset.I genuinely felt mortified that nobody had helped her understand the value of home ownership.