Consider Autohost or Hostfully both offer robust guest verification and deposit collection, tailored for professional hosts.

That way you theoretically offer a better option for someone looking to do exactly what you did (live in one unit, rent the other one out). 

The great thing is its on the counter offer and the buyers agent has to explain why the buyer should pay more than what the seller is offering.

In my area there are a few small regional banks that have competitive DSCR products.

So with the full fee we counter offered and that busted the buyers budget so they could not get the really cool upgrades the wife wanted..

He abandoned it during his demon years so his best friend took it over and added a couple more people before it desolved due to all going off to college.In college he had a side hustle of finding things on free sites, putting them up for sale, selling the free item and offering to transport it for a modest fee.  

I have a friend who is further along on the path (has done 5-6 of her own) who has offered to help as a consultant of sorts.

I first contacted occupants and offered cash for keys.

@Sebastian Tamburro you're going to get advice/offers from numerous people trying to profit off you - be careful!

@Sean Hurwitz LOT of competition for flips!