All industries, including RE, begin with some basic business education, then you specialize in an industry, you don't open a gas station without knowing the distribution of gas and understanding what plays on oil prices at your level.

Also, given the location/age, I would assume the system is oil fired.

I assumed it was forced hot air or a traditional oil furnace but great point !

I was a 6 YO in the corner.. my dad was a cross between lemon and Pacino. 

The first quote I got from one of the big name area franchises to repair the units is: Unit 1: (1900 sq/ft) - Dual Capacitor is weak and Condensor Fan Motor leaking oil.

It's an old adage....the squeaky wheel gets oil.

Wouldn't be an issue unless it was an attic fire in which case you've probably got asphalt shingles on fire....which is like burning oil...so you're already screwed.

But they all make money and bottom line, as Mark mentioned, you should do what you are suited for, what makes you smile everyday.Who knows, you might make more buying and selling oil futures!

3) Lead-based paint usage fell of a cliff in the 1950s, as the water-based paints became good enough to displace oil-based paints.

The expected ROI is 15%+.Feel free to google Williston, North Dakota to check out the housing market we are experiencing in the oil boom of western North Dakota.Tina