One quick point, you can create sub-virtual accounts for each unit / room by property which I imagine would be helpful if you're renting by the room for your third property.  

To assist businesses in adopting 401k plans, TPAs and other plan service providers "license" use of IRS pre-approved plan documents to their clients. 

Let me know if you have anything in the range of $1 mil- 2.5 mil over 10 + units

A great way to get started if you currently have a W2 job is to buy a house hack like a duplex or a fourplex where you can move into one of the units and continue to rent/manage the other units.

How many units are you looking to obtain? 

@Kyle McVay I self-managed my first 5 units and then transferred all new units to a PM.

The most concerning is that they allowed unsupervised showings on a vacant unit- something we were not aware of until serious theft had occurred.

So house for house, apartment building for apartment building.Have your parents considered renting the house they are living in for two years and moving back into the rental unit for 25 months.

Keep in mind that DSCR loans are how most investors have scaled. whether its residential DSCR or commercial DSCR at 5+ units. personally, i like them better. few reasons why:1. seasoning period is only like 10-30 days vs 60days going conventional2. seller max contributions DSCR is 3-6% where conventional its only 2% max3.

We have a pretty good Tenant who is moving from one apartment unit to another.