Insulation on those is usually just a radiant barrier in the south, and some foam and siding in the north. 

We're very insulated to recession with Forbes calling us recession-proof in the last downturn.

Military markets like here in Fayetteville offer insulation from economic crisis with solid rental clientele.  

Any ways, current code requires 6x2 on exterior walls to allow for the correct amount of insulation.

2. main bathroom: the toilet wasn't flushing and will most likely need to be replaced. the tiles on the floor and along the wall were also showing signs of coming off and will need to be replaced. 3. flat roofing material has aged and will most likely need to be replaced soon. 4. water heater is working but has met its life expectancy; will need to be replaced soon.5. water supply piping has started rusting in certain areas and will soon need to be replaced6. radiator in the main bathroom on 2nd floor not functioning7. oil/water boiler has met life expectancy and will need to be replaced soon8. chimney shows major deterioration/damage from exterior and needs further inspection9. wood framing in the rear of basement shows evidence of rot. the kitchen is directly above this area of the basement. extent of damage could not be determined due to insulations and will need further inspection10. pavement in the back of the property have cracks that are leading rain water towards the house. we were hoping to renovate this so that the water is diverted away from the house.

.  ;-)Also, Do you believe some cities will be insulated from an economic downturn?  

If the mobile home does not move or shift then it is essentially a box that can be built to any standards.Many of mine have 2 x 6 walls, insulated thermal windows, metal or shingled roofs, three-quarter plywood floors and many other features that house’s do.

So the idea that real estate is insulated from business and stock market troubles is not true. 

Out of the industry for 3 years, have been doing sales for an insulation company now starting my own edible landscaping and construction business! 

ADU has to have a door leading to the interior main dwelling, effectively making the unit extremely less private and less insulated.