Set your parameters, know what your property is worth, and detach from all the manufactured chaos. 

In talking with him I've learned that it really takes a large scale of business to compete with the actual rate that you get from the carriers. 

So as an experienced investor who is looking to scale, you'll be in good company.

As soon as you start adding percentages you incentivize gross inequalities that will exacerbate over time and eventually result in full scale cultural divisions.

You scale into the investments over time. 

Economies of scale will help and to me i want more units for each $ spent.

Yes, you want the invoice for your records, in-fact you want every invoice of every activity for your record, the better and cleaner your books, the simpler and faster you can keep scaling and growing.

I have 11 units today and as I scale up I would love to outsource the maintenance requests to a trusted partner.

If you're looking to scale in this world you will pay people to get your time back for more worthy pursuits. 

I agree, I have one STR that I own, but also thinking of doing the arbitrage for a few reasons: 1) to scale up a little quick - use income from that to use towards buying more properties 2) have some diversity in the portfolio 3) maybe use it as a segue into talking about getting the property under a lease to owner or owner financing situation.