It's about acquiring assets at a discount, which adds equity to my net worth. 

She was fine with the discounted sale price.After we had the signed agreement, the seller moved to NC.

I've heard that banks have a set discount rate from the BPO (Broker Price Opinion) that they will not go below.  

Another note is that both Home Depot and Lowe's give a Military discount of 10%.

The more liquidity (cash, stocks, bonds), not 401K as that is discounted, you have the better as that mitigates risk, and since you'll almost certainly be obtaining a recourse loan your guarantee needs to mean something and that is based on the amount of liquid funds you bring to the table.Find a property that is "safe".

I need her cooperation to show the property and even offered her a discount in the last month's rent until she said the ac broke again and she was not going to pay for it. 

I submitted an offer on a foreclosure at 1K above asking price. The property looked like it required virtually no work.After my offer was accepted I found out it required substantial work. It has an illegal addition w...

 $15,000 discount to take an underground tank that you estimate has a 50/50 chance of leaking?  

You can then buy houses at a discount for cash, do some remodeling. get it appraised at the higher value then do a cash out refi with a conventional loan to get your cash back.

So if that professional Agent can't find a (retail) Buyer/Occupier to pay say $90k, how will you find a (discount-seeking) Investor to pay the same?