But it should only be attorney cost, the deed and recording fees (few hundred) , maybe a final water cert.

I don't like one-time fees for software (he also says you can't buy it without signing up for his mentor/coaching program) because as a one-shot deal support, updates etc are usually pretty poor. 

Sure, there spunky, well trained, and when pull it off it's something awesome to behold.

Could you imagine having a bunch of STRs in Dallas and then the city randomly pulling the rug out from you?

Perhaps in return they collect an acquisition fee,  collect a construction management fee & share in a portion of the upside.

As far as pulling equity from your duplex - totally doable!

You should be able to build this into your cleaning fee. 

To pull this off, you may want to use social media platforms to find your next great deal.But how do you utilize these platforms to find real estate sellers who are motivated to work with you?

Maverick received a referral fees (in excess of $6000) from the transaction between ABC Baltimore and me.

Just call a local real estate attorney , they will draft up a note and deed of trust for you for a fee :)