I agree that landlords and homeowners sometimes act cartelishly. but that is supportable despite their numbers because production is not their business, not how they gain, it’s someone else’s opportunity. ADUs subverts the homeowner cartel by making homeowners also potential developers. 1/

Housing development is also an industry that can be and often is cartelishly consolidated. Lots of groups behave cartelishly, nearly every industry will if they can! /fin