@Michael Greenberg Thanks for the mention and sorry for my delay.

I feel the real advantage of prefab is eliminating weather delays and bringing all construction components under one roof, literally, to ensure that deadlines and turnover dates are met, budget numbers are hit, and change orders are eliminated. 

Sorry for the delayed response!

In order to get delayed financing, though, I have to deed the properties to myself just long enough to set up the mortgages and then deed them back to the LLC after the fact.

Every foreclosure I've ever done in Hawaii turned into a judicial foreclosure because of the delays and pitfalls of non judicial.

Municipalities are required to respond to public record requests and fees are usually very minimal. 

In exchange you will do your best to get it rented quickly and minimize disruptions with showings. 

You have all the control.You could stay in your own Vacation rental for free for a period of time (add this to your agreement)Make sure of their abilities, don't rent to someone that this is their first attempt at a STR.You have little risk in this scenario.Get first, last months and a security deposit to further minimize your risk and screen them like you would a normal tenant.

Will depreciation help minimize cost if SFR is break even or not cash flowing?

It doesn't help that glyphosate really does work like magic where it's used in the public eye, a solution to clearing residential weeds with minimal proven short and long-term negatives, too, far safer for children and pets than anything else ever used.