It hits you like a brick wall when you walk in the front door. 

Also updated insulation in attic and walls in 2005" The rent is $700 and is related to the owner of the property.

I have them retained for services, not for problems on my daily operations.

I imagine it is a lot better for the walls near the cooking surfaces in the kitchen. 

Clutter also takes up space which could be used to make the room seem bigger.Neutral is always a winner.It's a good idea to make the property look like a blank canvas with neutral walls and floors.

We walked in the door and were blown away with the number of little pin holes in the walls.

In our home they drywalled over the AC vents, cabinet pieces were falling off the wall, appliances were installed improperly, and many more problems.

We have thought about using propane wall mounted heaters in the bedrooms and the kitchen which would go along with the heat pumps in the main living spaces.

Are you an aggressive "curtain-off the dining room as your bedroom" and rent all bedrooms kind of house hacker, or are you a "I need a dividing wall between me and tenants" kind of house hacker? 

One suggested using spray foam on the underside of the attic walls (roof) and the other suggested blowing in cellulose over the floorboards of the attic.