In case you have not already come across it yet, a book on the subject of homelessness to consider obtaining and reading is:
“Homeless Anything Helps” by Vermont author Matthew Vernon Whalan; An Oral History (2021; Hard Times Review Press; paperback):
https://www.thriftbooks.com/w/homeless-anything-helps-an-oral-history/31793417/#edition=60903109&idiq=52514509
“Homeless Anything Helps is a story of American homelessness as told by those living through it. From 2015 to 2019, homelessness became a subject of heated controversy in a small town in Southern Vermont and an increasingly widely covered topic throughout the country.”