Come on down if you don't believe me.  2) Replacement of the old crappy single-pane windows, which are about as good an idea as a screen door on a submarine. 

The sellers have offered to replace the furnace in three units and replace window panes OR repair the furnaces, replace the window panes, and recover the roof. 

First politically, which then puts an enormous financial strain on the developer.   

As we enter Q3 of a booming market in construction, along with the logistical strain of COVID, building materials right now are incredibly high.

Granted, the default rate has trended downward, but it has rarely been below 15%.All this strains the credibility of the assertion that subject-to deals, at least in the US at a macro level, have a conversion rate anywhere near 90%. 

If a tenant fails to meet their financial commitments, it can place significant financial strain on the property owner (that's you @Todd Hotes) and also since these tenants are harder to find in some cases, can leave you facing a tough debt service when vacant.However unlike residential, these leases tend to be longer 5, 10 years etc. so investors who approach a hands off approach tend to gravitate to NNN... a great idea considering e-commerce and AI, our firm is interested in data centers and distribution centers.

We replace Windows with thermal pane, add 1 " outside insulation if not 6" walls, vinyl side, install click flooring, Sheetrock as needed, if paneling and tight and smooth we would paint over, new vinyl in kitchen, entrance, and bath, new light fixtures and make bath and kitchen look good as cheaply as possible.

If not properly wired, your electrician should be able to give you an idea of whether it will be easier to fix the line that supplies the sub-panel with power, or whether rewiring all the way back to the main panel is easier.  

If there was gas in the window, well that isn't replaced, but otherwise you have a fully functional, double-paned window that works about as well as the original.

The hurricane only exacerbated those problems putting further strain on an already stressed economy.