Mostly paid profits back to waste, dishonest subs, and poor management on my part due mostly to time I didn't think I had. 

I look at the cash back as "getting my money back" from the years when I was a young, poor slob and had to pay interest when something major happened and I didn't have the cash to cover it.

The big advantage of renting to high credit score tenants is that they usually understand how expensive poor credit is and may very well pony up some money to protect their credit score. 

@Michael WagnerIn my case, I was a low wage worker, never went to college because my family was poor, so I went straight to work.

I would love to have a similar portfolio as you, but I read Rich Dad Poor Dad 4-5 years too late.

We americans love our regular bi-weekly paycheck and health insurance.

Even in the tech world, resumes and educational background are a very poor measurement of ability to perform on the job.

You will find yourself to be house poor and it would be a very big step back. 

They do not take out the trash and are creating a health issue around back.

Investing competes with time for your family, health, personal growth, less risky dollar for time trade at a lucrative and meaningful profession, leisure, etc.