dr. raj parekh. you said no id's were required. i'm wondering since the people are from different backgrounds, different history, different medical needs, how do you prevent harm to another client and would there be like a resident advisor in the same building or on the same floor and especially in these older units also would there be elevators and any type of security? >> well, we can answer from both of our perspectives. in the housing, all the sites have 24 hour desk clerking and especially in neighborhoods where we feel like the straet activity would require that. strangers can't come into the building. this is a person's home. when people get housing, permanent housing, raj was talking more specifically and he can elucidate more on the stablization rooms, but with the housing, people don't get into housing without providing some documentation and a application process because we have to be sure it's going to work and it's a community building process. we're not taking this information to screen people out, it's more to unders