Hard to find however you can call them since they supply their number.  

How much should our company offer him if we did a cash for keys deal?

They are hard to find but they do exist.

I'd recommend David Green's book on the topic: https://www.amazon.com/Buy-Rehab-Rent-Refinance-Repeat/dp/B0...I also did a long live stream on it a while back that you might find helpful: 

I’ve heard horror stories of people who have to tear apart their house because of work that wasn’t permitted.I’m wanting to buy another home and rent this out as a duplex but I’m worried that if I apply for a rental license or anything that’s dealing with the city, they might find something that’s not permitted and we’ll be stuck with a hefty bill.

Looking to find a good long term investment, but with not much to put down since it would be my first investment/home purchase. 

If not, we bail and find something else. 

If you can't find what you're looking for, try the Bigger Pockets Fileplace.

We're looking to get out as much cash as possible, is 80% possible?

Buy: Find properties that are undervalued or in need of renovation.2.