We teach you how to self-manage and support you with loads of contacts for your team in each market. 

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. 

I have confidence you have not as your maintenance/cap ex estimate would be significantly higher if you have actually calculated a value.

Denver is very expensive for a new guy who doesn't have loads of capital so a market like Missouri for example is intriguing for far cheaper real estate but then Id either have to move, improve the property remotely or simply buy and hold as a rental for X time. 

One rental(two units) just finishing renovations and spent 15-20k of my own money so saving will be easier soon instead of loading my credit card then paying it all off every month.

What other costs are actually there that aren't coming up in my search that don't exist when simply filing for exemption?

Adding mass to the walls works wonders—attach Mass Loaded Vinyl (MLV) to the shared wall, then cover it with a layer of 5/8” drywall using Green Glue soundproofing compound for extra noise-blocking power.

To maximize the sq/ft (and save cashola) and give it a more spacey feel, I’m doing open shelving instead of upper cabinets and the countertops will extend all the way to the near wall, fully covering the front load washer and dryer units, which also have their home in the kitchen.

My occupancy rate is probably as good as anyone, and one thing I do is never have a high debt load then turn that around and award my tenants with rental rates they can't match elsewhere. 

I managed to find one but after 1 month, he quit on me, citing that the work load was too much for no pay, so it's back to the drawing board.2.