More SFR's in the USA are DIY managed versus PMC managed.So, there's your answer:)

When there is a high percentage of renters versus owner occupants in a community, the end buyer financing options can be very limited.

You want “interest only” and not principal for a portion of the rent up period.13Financing- long-termIf your going to grow, unless you have significant capital at your disposal, find a future business partner.14Business ModelI’ll clean up and post one of my spreadsheets later.15Construction:Use local knowledge/availability16Permits17Building type18Building manufacturer19Contractor20Day to day:21Rental ContractPost a “Topic” on this Forum and ask for some copies sent to you.22Rental RatesZagreb’s GDP per capita is $19,132 versus where I live $60,246 metro area of 1mm.

See what credits they give you versus the usage you will have. 

A checklist of sorts so I don't miss anything with existing tenants versus brand new tenants?

The other difference is tiny homes are sometimes on owned land, versus rented lot.

You only need to wait 6 months of ownership before you can do a FNMA cashout refi that will recognize the appraised value versus the purchase price.

Pretender versus contender?  

I guess I'm more curious if there's an "optimal" amount of equity to leave in properties versus utilizing that equity to go purchase more properties.

What a property manager provides versus what you all provide could be very different but you must weigh your opinions.