the benefits of the shuttle program we would not want to do something that could harm that cordis incentivize companies from providing the shuttle's. that is an important concept and i appreciate the comments that were made. i think that one of these photographs really shows something that looks more like a tour bus and often around city hall we see those kinds of conflicts. to the extent that that could be factored in would be helpful in certain areas of our city. >supervisor wiener: i really want to emphasize, at least for myself, and i agree with supervisor chu and the public at large, in my view these corporate shells are extremely important. they provide a huge service to a lot of residents in san francisco. they reduce congestion on our roads. of course we all have constructed -- constructive criticism and ideas to make it better, but i think it is so important not to make them less accessible for the residents of san francisco that depend on them every day. i also find it appropriate to explore the tour bus issue, but i do not want to lump in corporate buses and or bus shuttles togethe