A better question is what happens if the SELLER can't close in that scenario.Accordingly, many assignment fees are paid in 2 stages... 1 at time of assignment (often into escrow) and the balance at closing.

Negotiations are in final stages of contract edits between the attorneys.  

I can certainly relate to your "analysis paralysis" stage of investing!

Can you imagine taking the time to find a new place, pay the despair, set up utilities, arrange for a moving truck/company, packing and unpacking everything, changing addresses everywhere, etc etc etc.

I am trying to be understanding since this is a difficult time for the family and they certainly have many arrangements outside of the sale of the house to consider.

If the tenant does not pay and doesn't make a payment arrangement with you, then you proceed to evict like any other nonpaying tenant. 

Far too many get stuck in the "paralysis by analysis" stage, thinking they just don't know enough to get started.

He has now asked me to pay the contractors for the first stage, about 24 lots, for dirtwork, sewage, roads, curbs, electric in exchange for some of the lots.

I'm in the early learning and exploration stage and definitely learning a lot just searching through the BP threads and reading.This gives me more to digest and continue learning.

Their management agreement is win-lose arrangement.