For instance, we tithe using cash and we use prepaid Visa credit cards, we don't take a tax write off for it and no one but me and my wife knows how much or where the money gets given to.

Take your area for instance.

I assume you can be taken out by an existing investor or using a broker to find a buyer for your stake if the asset is a good cash-flowing oneThese deals are typically very illiquid, only way out is to be cashed out from sponsor in most instances. 

For instance I have one that requires 15% of purchase price and construction costs.

I used to get irate when I would see or hear some of the things spewed by wholesalers but over the years my temper has calmed as I’ve come to realize the inaccuracies they spread are in most instances not malicious, they merely have such limited knowledge that they don’t know any better.

For instance, I was looking at a property for STR in a town in VT and the realtor explained the town passed an ordinance preventing repetitive short term rentals of properties because of partying and noise violations. 

You cannot invest what you do not have.Initially before you invest, your success is measured by how much you have in (for instance) your Vanguard Money Market Fund, or an FDIC insured Money Market account, or stuffed inside your mattress, etc...

You get guaranteed rent, and it’s generally in high demand—I’ve had instances where even when I explicitly say I’m not accepting Section 8, the inquiries just keep coming in.

We’ve seen units of that age last for several more years after being serviced, but we’ve also had instances where we paid for the service only to replace the unit a week later.

We’ve had 6 showings in the past week alone, which is already a lot, but the most concerning part is what’s been happening during these showings.Here’s the real kicker: there have been showings (with prior notice given) when we weren’t home, and my cameras caught prospective buyers entering unaccompanied—no realtor, no landlord, just strangers walking into my occupied home.In one instance, my husband happened to be home and answered the door.