The seller (via his agent) failed to provide photos confirming finished work but assured me it was done.

She offered to introduce me to the representative from the city, who assured me she was approved for the program and was in great standing.

Thus, Building Departments were assured a base fee and could extrapolate projected income.

Depending on the assurances I got I might even say thanks, bit I already sold it.I also call my bank and tell them I have it under contract, they just say good for you, otherwise we will see you at the auction.Weeks pass, no closing appointment has been set, so I call and I'm told it's almost done.

You can go hunt for these contacts with a simple Google search or ask for securities attorney referrals on this platform regarding fund creation.Alternatively, companies like Avestor, NAV, or Assure(although they are closing up shop) offer all in one solutions to create/manage funds. 

How will you assure that he/she will be back to fix errors and defects?

I can assure you that using a DSCR loan to "get the loan off your credit" does nothing for you in terms of qualifying for a conventional/agency loan. 

I was thinking about going back there tomorrow and present to her but assuring her that these are not definite I need to do a walk thru.

After many thousands of probate deals since I started (1978) I can assure you that you will only do deals with    sellers who see you as solving their problem and have sufficient capacity, powers and authority to sell…PERIOD.It’s very rare that I post in this forum anymore as I find some of the responses Miss the spirit of helpfulness. 

I figured a warranty deed offers better assurance than a simple quit claim deed, so if I had a warranty deed I would just feel more secure.