If your work is just focussed on being better than your competitors, you will eventually be outdone again.I came up with a better mentality.Consider this:My work has to simply be better than you can ever imagine.

The resin of the coating sucks into the more porous areas and sits on top of the sealed areas, leaving a dull spot where your repair was made.  

(I've seen mixed answers on this so that's why I'm asking) I was also thinking about using a 0% down USDA loan on a single family house and fixing it up while living in it to eventually move out and make it a rental.

If you are going to hold long term, you can use this number capex will eventually catch up to you)3. 5% vacancy?  

The cap-ex will catch up to you eventually.

@Darrel Maxam eventually you will have to get creative as you will run out of eligibility.

There will be about 64 spread across two rooms (kitchen and living area), and each light will powered individually as I'll eventually want to control every light individually (I'm told Dmx512 can do this).But what is the correct wiring to NEC that I can use for the lights?

Early last year I purchased my first condo, eventually I want to rent out my condo and start buy and hold investing.  

The roofing is less likely to leak, and makes the eventual roof replacement job easier and cheaper. 

I've always figured a duplex would be a great way for them both to work together towards ownership, and eventual income.