Is there a pipe leak that is softening the soil anywhere nearby? 

Instead of debates and personal opinion, look for proof https://www.ladbs.org/docs/default-source/forms/plan-check-2017/single-family-dwelling-duplex-plan-review-list.pdf under G (Interior Env) which defines the minimum requirement of a habitable room (aka bedroom or bathroom).

We kept asking for documents because you did not complete or provide all docs needed.

Good post.We use a competent SEC attorney that creates all our docs and does the state filings. 

If you do a 506c for example assume to create the PPM, subscription agreement and docs will cost between 10-20k. 

The buyer had performed at closing, delivered funds to the title company, signed closing docs and everything.

Let's use an example of replacing a leaking kitchen faucet (assuming it can't be repaired):You can easily find out how much the materials are by going to the Home Depot website and picking one out.For labor we Googled, "How long does it take to replace a kitchen faucet" and this is the answer we got:AI Overview: Replacing a kitchen faucet can take 30 minutes to several hours, depending on the faucet's complexity and whether you're doing it yourself.

:Had a call today at one of my Pittsburgh rentals, leak in the upstairs bathroom sink.

so, what happens when you go to get a full a doc loan and have to provide tax returns?  

Then plan and design how you're going to deploy that cash via what strategy your wife and you have confidence in.I use a excel or google doc and my first sheet would layout all of the details of the sale including all costs that go into getting closed.