Adding to that any of us fortunate to be on a Real Estate/Networking/Wealth Building/Forum/Social Media platform to vent about our current setbacks and downfalls during a Global Pandemic should be thankful that we are still here to “vent” about such issues.

Typically the setbacks for a detached garage are not as restrictive as habitable space/ADU.  

Also, I can be a sounding board for legal and regulatory issues. 

Whenever we have appraisal issues, it is usually with MF.When you show the lender the proof of NOI do they challenge it, is that where you face the setbacks for the comps?

You should be looking at lots with either 3,200sq feet of land area or LR zoning, ideally with alley access (for the DADU, as this removes the rear setback requirement an just makes livability/accessibility for the cottage much better.I know you are an architect and may want to design your own, but there are big cost savings to using an established and repeated design like those utilized by MyKabin.com