Preferably one that actively purchases investments like you are purchasing.2) An investment specialized local realtorThese 2 specialists will give you a list of practical solutions, and then you can create a road map and the 3 of you can work in lockstep, with the same goals to get you there.

If anything, probably highly regulated and will likely have a consistent client base so risk of default should be low.

Can anyone shed some light of best practices for coverage? 

If you can find a good deal on a home in an area that has consistently strong appreciation, that would be the best of both worlds. 

Unfortunately, I don't get to work from home, 😞.When looking for a turnkey company you want to look for one with a stellar track record, one that has all aspects of their operation automated, one that is scalable, one that pivots to the best markets for their niche, one with consistently high and predictable return on investment, one that is recession proof.

Anyone can eventually do a deal, the key is how to do deals consistently.

Drive for Uber or engage in your city/neighborhood in some way on a consistent basis to really learn your market and know where the money lies.2.

If they have a small unit count, how do they manage all different aspects of the units with consistency and ensure that yours will not be treated differently? 

Plugin, be consistent, speak up.  

I realize that probably the best way to gain this knowledge is with consistent experience.