Check out property prices, rental demand, and cash flow in the areas you're considering.

.: I’m looking at a property that checks all the boxes—good numbers and fits my buy box—but I haven’t seen it in person.

Make sure the lender you choose has a strong background in this type of lending...check them out on Linked In to see their experience level.

You might find it useful to attend a meetup or two just to learn how other folks got their start into the industry :) I host a small/intimate meetup once a month in LIC, check it out here: https://www.biggerpockets.com/forums/521/topics/1214850-meet...

If you enter a neighborhood and you immediately lock all doors from the inside, and check to make sure your gun is loaded, you are in class D no doubt.On the other hand, most class A+ neighborhoods as you drive through you cannot see the houses from the street. 

(This may have changed in subsequent funds, so check with PPR.) 

Check out passive pockets and see what reviews are there.

Check the comps see what long-term rent is going for.  

@Anthony VaganosI haven't checked this in a long time.

I would confirm by seeing the product then going out and checking comparables in that market that have sold.