I'm trying to figure out if steam cleaning would do it, or if the ozone machine is the way to go.This is a studio apartment in a highrise building.

We can just call you "The Machine"!

I am a turnkey provider and with that, having a well oiled machine on the PM side is very important for the growth of that business.

The only good thing about RE is that you can't sell quickly so there is no panic selling or machine trading like flash crash

So your rent will have to be inclusive of all utilities and probably even cable and tradeYou might also not have on-site amenities such as individual laundry machines.

By doing this I would like to get new(er) machines and the signing bonus.

When I advertised my rentals I had an answering machine with 5 voice mail boxes.  

The investor would have his money-making machine in place with all proper connections.

If you're coming out of pocket let's say $800 per month for your mortgage, think of how great that sounds, even if it's not profitable right away, you're building a cash machine you'll reap benefits from for years to come. 

If you do all of this skillfully you get stability and a machine that spits off cash to fund discounted rental purchases to provide for what will eventually be free and clear income to produce hammock cash flow in your later years.