Documents from taxitalk subscribers
- SF list of recommended green vehicles for taxis as of 9/9/07
- UK ad for Ford diesel taxicabs, October 2007
- UK ad for a Toyota diesel taxicab, October 2007
- UK ad for a Skoda diesel taxicab, October 2007
- An Overview of the San Francisco Taxi Industry and Proposition K prepared by Heidi Machen and Jordanna Thigpen for the Taxi Commission subcommittee on Charter Reform