Another big one was heating and venting.

I typically try to repair them appliances can be expensive and I do appliance repair myself so to someone it may be a huge deal but to me new heating element or new stove eye repair will save you money in the long run especially around property tax time

@Michael Bowie for your area is the primary concern keeping heat out or cold out? 

do you have underground heating oil tank, drinking water well or on-site septic?

Was the heater something the tenant brought in or was that something you provided for heat?

Even if we see a recessionary period, I dont expect to see big change in real estate, many markets are super heated, BUT a recession will probably only moderate the market.

I just bought an old single-wide mobile home on its own lot and I was thinking aboutleasing it as "heated storage". 

I recently bought an old single-wide mobile home on its own lot and I was thinking aboutleasing it as "heated storage".

Speaking of an unscrupulous act, Sean Richway agreed to allow a woman to go without heat in her apartment during a Jersey winter...See article above.

I know that an architect will be involved as well as all the necessary changes to plumbing, electric, heating and meters.