Even if you're talking about 1 home versus 3-4 homes that net the exact same cash flow, having 3-4 doors gives you diversification and puts less at risk at any given time. 

I gained a lot of experience with the A/R system and with eSign for leases.

There are a lot more efficient cheaper operating systems on the market to choose from.

When one ferry is out of commission, (broken)  the entire system gets switched around on a temporary basis.

OOS 75% LTV versus house hack FHA 96.5% LTV. 

However, you can streamline this by putting a system in place.Our first step is income verification.

I certainly don't have the people or the systems setup yet to be able to handle even that much work.

However, it was an FHA appraisal, which as I understand it goes into the system. 

I engaged a licensed HVAC contractor to do my central air systems- I’ve been burnt in the past, so my code going forward, is to buy materials myself, and pay the labor upon completions or milestones- The issue with HVAC is suppliers will only sell to licensed contractors, not homeowners.  

@Lev PaleiWith the right systems, a good handyman could self-manage and do the upkeep on maybe 20 properly hardened SFR before maintaining them seriously started cutting into his time.