Don't give names or addresses, but simply ask hypothetically. 

Seems to me whatever % you would give up would be offset by simply renting out the upstairs unit.    

I’ve heard from some investors that are perfectly okay with simply breaking even on rental properties in the current market, but I’ve never had the risk tolerance for that.

I've learned over the years that real estate investment is simply a math problem.

When you are investor friendly it means you understand the metrics of the buyers property search.I have seen so many agents get comfortable and simply add their new buyers to the "Hot Sheet" and they blast the buyers with properties that do not even fit the buyers cash flow needs or budget.

Imagine you bought a property for $2M.The land (excluding any structures) is valued at $400K.Since land is not depreciable in the eyes of the IRS, we subtract the land value from your purchase price to get your depreciable basis.Your depreciable basis is simply where a cost seg engineer starts from when allocating your eligible assets into either 5, 7, or 15 year property.In the scenario above, your starting basis would be $1.6M since your basis = your purchase price - the land value.Having an accurate land value is essential to getting your depreciation/bonus depreciation calculations right.This is the starting point for any cost seg study that you do.

They may want to extend for a year after the 6 months at a discounted LTR rate or it is simply a transition place while they look to buy, etc

I've had some early success but thought I would put it out there:So simply put...

Right now, the technology is not yet suitable for small projects, simply because the transactional costs are way too high and there's no secondary market.

If you have the cash to complete the transaction as is, I would recommend simply paying the balance.