amount of properties in my district where they -- many of those locations like freedom west and loren miller and other [speaker not understood]. unfortunately they don't have the money, the resources and these are affordable housing units. what happens is we as a city have to work with these particular developments and work with hud and we have to have significant public dollars. and to help make sure those units remain affordable. the challenge is it's unanticipated in our plans as it relates to affordable housing in san francisco and oftentimes building new is more exciting than preserving the old. so, the challenge we have is invest $30 million in a property to preserve over 300 affordable housing units where people actually currently live or build 12 new units with the same amount of money. we have an obligation to make sure that we don't create more homelessness. and, so, i just want to make sure that that is as equally important as building new affordable housing units. that's one point i want to make. and the second point i want to make is there are no guarantees in what happens when