What are the other 3 methods just out of curiosity?

However, our family has a trust with double if not triple the funds we would need...I believe it currently accrues less than 2% in interest.  

just out curiosity , how much are you renting the out for?

I'm just sayin'Here is the link: Housing And The Great RecessionHere is the original thread (only for the sake of curiosity): The Bubble Is Bursting And We're Still Investing

This page explains in detail the kind of rights that accrue to surface and mineral rights owners:https://www.rrc.state.tx.us/about-us/resource-cent...Note - drilling and operations companies do NOT have the right to use imminent domain to pre-empt your surface rights.

My curiosity is around the loan assumption piece.

If the borrower is still paying the principal and interest payments, the easiest thing to do would probably be to just keep track of the accruing late fees and add it on to the payoff demand when they go to payoff the loan. 

Out of curiosity are there any turnkey companies you would recommend or have used yourself? 

The late fees have been accruing for several years. 

The comps in the area are roughly $100/sf, so it looks like I may be able to make some profit flipping them.The lending terms I am hoping for would be:70%ARV80-90% purchase funding100% rehab fundingDraw schedule of 3-4 draws funded when the work is completed for each draw12 month term, interest only payable monthlyInterest rate 10-12% accruing only on the balance outstandingUsing BP's Network search I found a list of national HMLs who participate in Louisiana.