Maybe if you had a good, secure location to store things you could pre-order stuff you think you might need for your next project(s) and stockpile it.

It's tricky because we are doing the pre-lease inventory of the premises during *my* purchase final walkthrough lol.

This is insane that these guys got that large of deposits on a pre sale rental house construction sent directly to them. 

Pre-rona, sure, and anyone who has had success in that was all pre-rona.

See if they will pre approve you for a line of credit.  

Do you know your clients: what can they truly afford not "pre qual" or "pre approved" for, what are they looking to buy?

A DSCR loan is going to require more down, have high fees at closing, a higher interest rate, a pre-payment penalty, and will require you to have cash reserves that you likely don't have at the moment.

In the program, it appears that you offer a Pre-Loan Application-- perhaps this is how the program is legal?

To vet guests, you can use a pre-booking form, ask about their plans, and require an ID and signed agreement.

I did get my GC license which in Oregon is all law so it was simple test for me. so now here we sit 500 or so spec / pre solds later and well its been a wild ride..