Except a few.Those few are looking down the road because when things stabilize that investment could pop right back up 30-40% and they will look like a savant.

Then, I go in and install all of the utilities and road while I am building the duplex.

Is this person a convicted criminal?

It can be easier to sell SFR down the road and they tend to appreciate faster.On the flip side, however, finding a good duplex and a good dependable tenant can significantly offset ownership costs.

Sometimes (usually) this means they don't have employment so there might be other problems down the road.

Your landlord seems to be violating some tenant privacy issues for sure.And, once you start down this road, you probably want to be ready to move as he may not like it.

My first REI deal wasn't the best and it was a tough road on that property.

In places where one can buy a house down the road (e.g.

This will work all the way to end of the road.

Yes it can but it won't unless maybe you are a person of interest in a criminal investigation but even then it is extremely rare..