regard to the uptake of the electric cook tops, i will say our team toured the building 6 weeks ago at scomplufrn saw robust use. we also heard from ccdc they intalled special grease traps above them knowing a lot of wo k based cook would occur and explain about the choices. they used a shower material for the walls to go over the walls in the kitchen for long-term maintenance expecting again that wear and tear. is there anything to add there? i was asking about the operating costs. is has it saved you money to not have gas or leaky winnose single paned? the operations over time? if there is anything that you wish could have been included in you know the scope work that would save operating costs. >> before you answer identify yourself and for the roeshd. >> i'm shaning a project manager with china town cdc. i want it say that we after we acquired the building we had standard relocating residents on the building. we don't have a lot of historic data on what was electricity usage or the gas usage before we acquired the building. but we were as part of this we were able to put a lot of effort in lo