The buyer is an experienced investor.

As you probably know commercial lending on CRE is not the easiest task right now, then add all the complications to it...foreign buyer, new LLC, new bank accounts, etc and that probably cuts out a lot of lenders who will be interested.Also find out what their goals are to determine if what they want is even feasible. 

If we can increase our buyer demographics we'll likely see time on market drop by 80-90%.  

For a lender that may have to foreclose, its additional risk because the buyer pool for a nine-bedroom property in a residential area is very small

My wife and I our first time buyers.

And no other buyers can get a loan on this thing either because there's no income to show.Anybody have any lending sources that might do this as a value add project?   

Send them a short, professional notice that they failed to abide by the agreement and you are putting the rental back on the market.

Many fail to understand screening, managing, understanding the culture and treating people with dignity.  

do you have a buyer lined up? 

It was bought at a public auction where nearly 200 properties were auctioned off one by one with an announcement that the first six will be sold absolute, meaning the successful buyer with the highest bid will be accepted.