Even if you make up an electrical plan (which I would do) and a plumbing plan (Which I would also do), you still need oversight on the job to make sure that human error (Murphy lives!)

As the patterns on your charts have shown time and time again, human behaviors don't change be it the Great Depression or the recent Great Recession. 

I have not chosen the best jobs nor could find such as a lucky few.

I guess ultimately it comes down to the decent human being test otherwise known as karma.

Just have fun with it and before you know it your back at the closing table making a goog profit,PS check your local habitat for humanity restore you may find granite tops, doors, and lots more.

A good background check, is done by a combination of database information, but more importantly human interaction with past landlords, and employers.  

There isn't a human looking at your bids.

This is the first real boom that the country has experienced and the only resource we have is human so I doubt that property prices can sustainably increase for long.I have listed out several options on piece of paper so that I can help myself decide but would also love your input.Option 1: Buy(without a mortgage) a large rehab traditional house that me and my partner like.

I wish I was more aware of the housing market in 2009-2010 when I purchased my first rental to buy as much as humanly possible

I definitely prefer not to work with Realtors because I feel I can bring a human element to the conversation that a Realtor is not able to.