. >> thank you supervisor and chairman delman. i am glad to be asked to talk about this treatment on demand. it is a key feature of san francisco's services, as you pointed out in your talk, san francisco is always willing to provide leadership to the whole world and this is one of those examples. my presentation is going to include an overview of substance abuse treatment and trends in san francisco and some things about proposition t, and then talk about part of the system that is very much with this and then the lessons learned. this is a slide that shows a lot of things. on the right is the jail map. red dots are substance abuse treatment locations. the blue shows clients. the darker the color, the more people. the city and county of san francisco substance abuse treatment services in 2018-2019 served 6005 clients, 99% which were adults. 56% were homeless. if you look at residential treatment that goes up to the 90s. i also included in the circles the mental health services. i am only talking about substance abuse services her