# data[].attributes.body
small cell phones that are equipped with tiny computers, use signals coming from 24 hour orbiting global posting system or (GPS) satellites to figure out precisely where they are.

# data[].attributes.body
that information it sent over to the phones wireless data link to computers that analyze the data from thousands of smart phones and this helps to determine traffic and what roads are best to travel on.

# data[].attributes.body
are sent back with the directions and routes to decide which way to go.