I have not received favorable terms from the local bank I worked with on the original loans, and they are unwilling to work with the RV Park whatsoever.You may look for cash-out refinancing.

Should the debtor be unwilling or unable to pay within the described time allotted, the note holder can foreclosure.Depending on state law foreclosure can be judicial or non judicial.  

I generally avoid wholesalers because my experience has been that they are unwilling to use a standard purchase agreement that is fair to both the buyer and seller and they do 'shady' stuff.

Why issue debt at such a high rate if there wasn't some sort of risk that commercial lenders are unwilling to take?

From everything that I have been able to find, HUD does not forgive or back down, my mortgage company so far appears to be unwilling to back off the price, I doubt the buyer is willing to come up on their offer and I feel I am faced with 3 options: 1) I let the sale proceed and end up with no money, owing money, and no where to go, 2) The buyer proceeds to sue for the property because I signed a commitment to sell, I will end up with no way to relocate my family and nowhere to go, or 3) the home goes to auction and again, no way to relocate and nowhere to go.

If a company is unwilling to provide this information it would immediately throw a flag for me and create distrust. 

They have shown they either don't understand the cleaning requirements or are unable or unwilling to clean to a reasonable standard.

If they are unwilling to use the methods you require, give them the opportunity to move out and start with a new resident. 

If the seller is unwilling to negotiate, walking away could be a wise choice to avoid unforeseen expenses and health risks.

I thought about taking cash but was unwilling to give the government 850K.