Any support for them?

Articles like this send my brain into overdrive thinking of all the potential for multi family build to hold, basic prefab homes to fill an affordable housing gap, and other projects a market like this could support.

Based on the fact that other infill lots are not being developed, my guess is the area can not support new construction costs.As for your question on the builder, he will make his money on the builder/GC markup on the construction contract. 

have to pay to advertise your team in the high end magazines ..

Murphy can be sadistic about that sort of thing.IRS tax rules, from what I understand, allow you to deduct repair costs from your income from when you begin to advertise the property as available for rent, not from the moment a tenant moves in.

No more verbal verifications, no more lies. f they have a prior eviction(s), or their income is too low to support pay the rent, then sorry, their application will be declined.

I am interested in cash flow as a way to support my consulting business during a downturn and help diversify my overall retirement portfolio that very large in equities. 

I don't know of any websites where sellers will advertise this, you'll need to find them and then negotiate with them.

Places that can support a restaurant/food are very difficult to come by because of septic and zoning requirements.

Should I use paid, targeted advertising on Facebook or other social platforms (this I have practically 0 knowledge of)?