Furnished Flats Fargo.

The more common one is a flat value for the ADU, like they would for a pool or another bonus.

I use white flat paint for all of my units. 

Galv plumbing, clay flats.

Since the NAR Sitzer-Burnett lawsuit settlement, I expect that innovative brokerages will start offering flat fee buyer services.

It was flat 5 acres above a beautiful lake.

It also is helpful to have a California LLC in case you ever sell that property and move into another state so that you do not need to form a new LLC altogether with new operating agreement, just re-register in the new state as a new foreign LLC.

That is a different exit strategy altogether.

Do you see them as a viable option early on, or is it better to avoid them altogether?  

My current situation is, in part, a result of playing it too safe and avoiding risk altogether.