Yes. You build the ADU, rent it out and then when you are ready to move on or out you can move into it and rent the main house or sell or whatever. I would do

Yes. You build the ADU, rent it out and then when you are ready to move on or out you can move into it and rent the main house or sell or whatever. I would do this in a heartbeat. It gives people transitional options. It may not though stop inter-generational property transfer though but that could be taxed fairly.