As numerous cities are looking to reap the benefits of implementing streetcar systems, such as urban redevelopment and enhancing pedestrian mobility, many face hurdles when it comes to qualifying for Small Starts funding. Portland and Seattle serve as models for other cities looking to build projects without federal help.

As public transit continues to grow in popularity in the U.S., advances in propulsion, software, ITS, fare collection and other areas will have a direct effect on ridership in the next decade.