That's a strong earnest.I see way too many buyers and investors trying to put like 1k or 5k down prior to close, but that is no skin in the game and will not get real sellers to move.

In diligence, compare the prior annual revenue to the reality of electrical usage (come up with a constant of power cost per day per occupied space and then take the actual power bill and see roughly how many occupied units you have).Much of RV park and mobile home park is 100% overlap: how to find them, negotiate them, do diligence on them, renegotiate them, finance them, turn them around and operate them.

If from a prior employer you can move them.

Your deprecation schedule follows from your prior properties.You may want to look at syndicators that take 1031 money. 

For the two years prior she worked here as an au pair and after we got married she received her green card and got her first job almost immediately.

I provided email communications between the client & myself, screenshots of the prior 3 years hosting, screenshots of the Domain Registration in the clients name, & the website being online.  15 days later, they pulled the funds, 30 days later, they closed the investigation. 

And some risk that the new tenant isn't going to be as good as the prior one.  

If you are concerned for your safety, I will offer to release you from the remainder of your lease without penalty, but you must provide me with written notice at least two weeks prior to your departure.

Sounds like you (or prior owners) failed to mitigate damage by allowing this to occur over a long period of time.

Prior to Covid I had STR's in Idaho, Utah, AZ, Boston and NH.