3 upstarts fight gridlock with smart traffic tools

Smart transportation helps commuters – whether they are driving or using public transit alternatives – made more informed decisions about what route to take. They alert people proactively, warning about situations such as construction that might affect roadways.
The Waze mobile app, available for both the Apple iPhone and Android smartphones, takes a community-edited approach to providing real-time map and roadway information. “It’s like a personal heads-up from a few million of your friends on the road,” the company explains on its blog.