vettle? >> on behalf of the project sponsor and owner of the small san francisco group, prides himself with working within the policies. in 40 years as a builder, it's the first time that joe has been before the board of supervisors on appeal of one of his projects. first of all, a categorical exemption was proper here. first, the existing house is not an historic research. appellants concede that point. second, there are no unusual circumstances with this project. it's a typical infill lot in a developed neighborhood. every brock in san francisco has key lots. even if there was significant circumstances, no evidence has been showed for significant circumstance. ceqa is concerned with the impacts on public environment, not the private realm. as jenny pauling pointed out, the appeal was timely in determination to this board. they were not prejudiced in any way way procedural irregularities. for these reasons, we ask that you affirm the planning department's decision to issue the categorical ex