As an out of state investor, I wanted to point out that your definition of C or D class may be different than a local's definition.

And definitely don't let the tenant take a long time to vacate.

I second what’s been said above and I definitely recommend The Hands-Off Investor.   

I haven’t made my first initial purchase of a rental property but I definitely want to and have plans to do so.

Definitely consult with your CPA.

I will definitely screen my buyers more in depth in the future to prevent this from reoccuring. regarding the continued marketing clause, I came up with this to include in my contract. 

I'll definitely keep that in mind!

If things are orderly and generally neat, that's definitely a positive signal.

There's a lot of ways to get the deal done.Plenty of investors who don't care about FICO depending on the LTV, money is more expensive as a result.Everyones definition of low-mid credit is different.What range are we referring to?

Definitely look in to the laws regarding SROs in your area.