Better solutions for homelessness are badly needed. The best evidence based solution is called "housing first", pay to get people into housing then address their needs. It works out to be cheaper and also is more likely to fix the problem w/o the quality of life issues talked about here

https://en.wikipedia.org/wiki/Housing_First

San Diego is dealing with a huge Hepatitis outbreak caused by open defecation around homeless encampments, 20 deaths last I looked.

http://www.sandiegouniontribune.com/news/health/sd-me-hepati...