The deals not going to get better because of the questions you ask, but we look for three main things from an investor: 1) Liquitity/Financial Assets, 2) A good credit score, and 3, and this is a big one, Experience.

I took out the existing planter boxes and made new ones, changing the layout, and poured some new gravel to make the walkway more weed resistant and add drainage.  

Or should I really narrow it down to one?

All the more reason to know exactly what everyone's obligations are.If/when one of your tenants leaves (hopefully not before 2028!)

@Sean Dillon figure out how to buy a 2-4 unit with FHA loan.Then rent at least one of the units long-term for stable cashflow.Try STR in another unit as well as the other bedrooms in the unit you live in.You may even consider living in the basement, attic or worse unit in the building to rent everything else out and max cashflow. 

., "I will buy at least one single-family home, duplex, triplex, or fourplex before the end of 2019") and then do it.

This one was a normal sale.

If you're going the live in flip route - one great option would be to go with a low money down owner occupied loan to fund your next purchase.

I don't trust them and it so much more reliable to take a few minutes and look at your real competition to set pricing. 

We only have one small property, so I manually adjust the price based on what I see for the month.