I binged listened the first 100 shows of the Bigger Pockets Podcast ( its ok, I’m a truck driver.

I am interested in short and long term investments as I wish to retire from my current job ( driver for UPS), within the next 5 yrs. 

With the presence of mold, you are in the drivers seat here. 

What about big tech which has been the major driver of growth in this cycle.

Second you've probably changed your drivers licenses, voters registrations, homestead, buying patterns, and tax returns to all reflect your new primary residence and the fact that this is a rental.  

There is a lot more competition chasing fewer and fewer short sales, so the banks are now in the driver's seat and most know it.

Out of curiosity what is the driver for additional cash down if I pursue something over 4 units?

Dewalt 20v XR impact driver.- I use it on every project it is a invaluable tool that runs forever on a charge and has all the power you could ever want from a cordless.2.

In general, cashflow and cash-on-cash returns are my primary drivers. 

@Addam Driver Lucky you to be living in an area where duplexes can be found for 67k.