I went to school for physics and computer science, then did what most do.... got into a field that was as far from my education as possible. 

This scales your investing.Forces you to network and depend on a team leading to relationships = more businessForces you to develop communication and business systems to stay on trackConsNot as easy to physically be on site if neededReally it comes down to how you want to invest.

When we look physically at structures around American cities it seems obvious that more lost speculating on just cash flow.

What do you think of the many ways to invest in RE, like innovative ways you don't have to be physically involved?

With the schlage you physically have to turn the lock to lock it and that's how I prefer it.

I am renting out rooms in my place, and want to use a digital lock for the front door instead of physical keys.

It's normal to get online inquiries, but I would pay more attention to how many people are physically touring the property/applying.

PHYSICALLY VISIT YOUR COUNTY "REGISTER OF DEEDS" OFFICE:  That's what they call it in TN. 

I know most banks are FDIC insured, but who knows how that whole process would go if it becomes necessary.Therefore, when these guys are saying they have cash ready, do they mean actual physical US dollars, cash in banks (like most Americans), or some other form of asset?

Then I had the thought that if we just went with simple keypads (programmed only on site, we keep the backup physical key), we could require/help each tenant set their own code at move in.