But in terms of cash flow I like this more than an EV charger or renovation.

We each hold a 50% interest in the LLC.The values of each house are approximately the same, and there are no loans or outstanding debts.He wants to cash out so we thought a good strategy might be for us to sell one of the houses, and let him take all of the proceeds, and for me to take full ownership of the other one.Essentially, I am looking to swap my half interest in one of the houses for his half interest and the other one.

His intent is to totally gift the property to his daughter as her inheritance. 

Most buyers are giving cash in that area.This is why folks in real estate is having rich equity poor cash problem.

The problem is you aren't using empathy and you probably don't have cash to solve their problem anyway.

If you do buy for STR, make sure it will still cash flow as a LTR. 

Since I'm not buying properties in cash (nor willing to accept a commercial rate for a conventional deal) I am doubtful of deeding property to a Holding LLC after close - it seems risky (and wouldn't that pierce the corporate veil already?).

looking at a 6 unit in NorCal excellent credit score, solid cash flow  

Borrowers with higher capital reserves or equity in other properties could explore an all cash purchase.

Many sheetrock crews also paint or know someone they trust that do.Don't give out large sums of cash prior to the work being done.