Handling security deposits can vary from state to state.

Ask other people how they handle rental  payments.  

The process for handling defaults depends on the state.

How are summer months handled with students?

I'd be happy to chat about how we handle insurance on our new builds and what might work for your portfolio.Cheers,Ryan Cheek

As others suggested-cash for keys  (seller can deal with that), have your lawyer (or whoever handles closing) put $X aside so that the seller doesn't get the full amount of the money from the sale until that unit is vacant. 

Good work... you seem to be handling this like a pro.  

Since they are new, case law has yet to determine how they will be handled.

I felt like I needed time to handle it properly and they didn't have the time. 

The cleaner should be handling all the cleaning and looking over the property.Give us some more details on what you are spending time on and we can help.No way I would arbitrage that property.