SF is placed in a difficult position due to its extremely high cost of living in a small area. It does not matter what policies SF put into place, there will still be people on the streets: "63% said an inability to afford rent was the primary culprit; 11% of unhoused San Franciscans actually had jobs."[0]
[0] https://www.sfchronicle.com/opinion/editorials/article/Edito...