>> they will use radiofrequency id cards. something like a clipper card. you know where they are locked up. we are requesting that they also have gps chips in them. my sense, from a cost standpoint, that should be doable. the users of the system. as i mentioned, is a membership- based system. even if you are just a day member, you can be a member. the main focus is on short trips. the idea is to provide bicycles as a first or last mile in your trip. basically, looking to get people from transit to their ultimate destination. members need to be 18 years or older. you do need a credit card. an interesting bit of trivia that we found in a couple of cities we have been tracking, the safety record of their users. contrary to what you may think, people who are members of bicycle sharing tend to be safer than average cyclist. talking about pricing, this is something which is a to be determined -- which is yet to be determined here in san francisco. you can have a membership or an annual membership, or anything in between. an example on the right. that is the key