I won't give advice, but I'll share my experience having gone through this personally, and having coached/mentored Hundreds of other Real Estate  Investors over the past 10 years: Single family rentals are tough enough in your back yard, and virtually impossible to manage well from afar.  

Property has a large back yard with driveway access.Income property break down: 1st flr: $1450/mo. 2nd flr: $1410/mo.

Even if I were to invest in my back yard I intend to keep a more passive role (i.e.

Yard signs?

We are running a marathon here not a 50 yard dash.

Being your age is a marketing trump over all others if you want to mow yards and it pays pretty good.

As a landlord with many properties, it is frustrating to respond to hearing notices for negligible and/or transitory "issues", like fallen branches in the yard, "scattered debris", etc.

Got a sign in the yard and I'm on craigslist.

If it's a FSBO with a sign in the yard, knock on the door.Have you seen the TV working?

I considered an estate sale or simple yard sale, but I do not want to advertise the house is empty or be standing around with $1500 cash in hand.