I have a sub who would like to be an investor and he would front all the labor for a cut of the profit (TBD on the amount, and he will get paid all once the property sells)4.

Generally speaking, you will be cutting your living expenses in half (which is still awesome) and you will be gaining about 7%-10% in appreciation per year.  

We're also beginning to see more older, 65+ applicants who are being forced to cut expenses to live comfortably.

Do not cut any corners to make something look better.  

I'll pay a 10% cut on anything I make, or the listing if there's enough equity to make it worthwhile.  

I wholesale so it cuts the added fee of Turn-Key, the drawback is they are all cash deals.  

Or are you really cutting them down and making enough offers that you find people willing to unload their property at a steep discount?

Any other money spent on them is wasted and only cuts into your profits.

For this next year I see opportunities for those with limited cash on hand to be able to buy owner contract and cut some decent deals if the market gets softer in your area/ as it is in some areas. 

Add a small arbor, attached to the house, on the big blank wall to cut the height of the windowless wall, similar to what you might do over a garage.