Innovative Subsidy Approach: The article discusses a new method being tested in Los Angeles where homeowners are encouraged to build and rent out ADUs to low-income households, leveraging recent changes in California’s land use regulations.  Challenges and Potential: While ADUs offer a promising alternative to traditional housing subsidies, there are challenges in scaling up, such as requiring homeowners to become developers and landlords, and navigating complex permitting processes.  Complementary Housing Solution: ADUs are seen as a complement to larger-scale subsidized apartment buildings, providing a lower-cost and quicker option for expanding low-income housing, especially in low-density residential neighborhoods.

https://www.brookings.edu/articles/adus-could-expand-the-affordable-housing-toolkit-if-local-governments-can-work-through-some-growing-pains/