Or maybe corrugated metal wainscot with painted plywood above? 

Another portion would be in precious metal.

Therefore, your best bet it to remove the stove and replace it with a microwave (metal door for extra safety). 

As the dollar weakens due to the 3.5 trillion and more to come in printing in recent months, real tangible assets such as real estate, precious metals and foreign investments will be a place of shelter for many.Take advantage of getting into real estate now with the CARES act benefits.

There is a metal fence around the front yard, with a metal fence door. 

Are you saying to paint within the metal fence and plant vines on the metal fence?  

EasyReal estate, since you then own a useful physical asset, composed of an aggregation of individual physical assets (wood, copper, metals, etc), which has value beyond monetary.

The basement suite was disgusting, crammed full of stuff, drug paraphernalia and lots of junk outside, like old tires, scrap metal, etc. 

New roof ( metal if we could) new waste line if the line was old clay. update electrical and plumbing. those were the pain points when tenants move in.. even so. with max debt there is very little cash flow after reserves. the idea was to pay down the properties until they were paid for then you had true cash flow..

Last I checked, Stoves are metal and do not burn.