Oregon has a severe housing shortage:
https://www.opb.org/article/2025/01/28/oregon-needs-to-build...
That is the root cause of homelessness:
https://www.noahpinion.blog/p/everything-you-think-you-know-...
This video also does a good job of explaining it:
https://www.youtube.com/watch?v=rQW4W1_SJmc
Eliminating costly parking regulations are quite helpful for building the kinds of housing that will help people get out of homelessness.