The key difference between taxi-style services and urban mass transit services is .the cost to the consumer; taxi-style services are most costly to individualsthe cost to the municipality; mass transit is more costly to municipalitiesthe dominance of cars alone in taxi-style services compared to the use of different modes in mass transitthe relationship to individual clients expressed through single business interactions planned by the customer, versus the uniform routes and schedules serving large numbers of people, which are planned by the transportation provider