Not a screaming deal, but I am into the property fairly light so my cash on cash is decent. 

in my world just depends on how good a deal I am getting.. if its a screaming deal I offer it.

A final thought, you can always put this under contract first and then research if you think this might be a screaming deal. 

Then received a screaming, ranting phone call from her 15 minutes later that she'd never been served with it. 

If a property does not take notice and does not get offers after 10 visitors, work on your listing price or incentives. 

They scream gentrification if you paint a building, fix a roof now days.

I’m worried she will scream retaliation when she gets her non-renewal notice at the end of the month..

When she started yelling and screaming at me (power crazed) I told her a few choice words.

Will defer to others with more knowledge of local area, but 450 sqft rental spaces screams transient income renters to me, which is exactly what you don’t want to be dealing with when trying to establish consistent, reliable cash flow. 

Neighbor has complained multiple times of possible domestic abuse screaming and yelling.