Transportation Demand Management. Improvement of transportation system efficiency by altering transportation system demand through management of pricing, services, employment-based actions, such as staggered work hours and telecommuting, and regulations, rather than capital improvements.
Transportation Management (TDM) is a demand-based technique for reducing traffic congestion, such as ride-sharing programs and flexible work schedules enabling employees to commute to and from work outside of peak hours.
Travel Demand Management. TDM is a combination of strategies or actions whose goal is to encourage travelers to use alternatives to driving alone. TDM strategies may be developed for a single work site, specific corridor, or area. (2)