Prof Suzanne Fitzpatrick and Prof Volker Busch-Geertsema present findings of our international comparative study on approaches to reduce street homelessness. 13 Vanguard cities across the globe committed to reducing or eliminating street homelessness under the Institute of Global Homelessness ‘A place to call home’ programme. The evaluation considers progress, approaches and the lessons that can be learned on what works to reduce street homelessness.