CTA Trip planner: regardless of where you are going in Chicago, the cta Chicago trip planner can get you there in the quickest way possible.
CTA Train schedules: heading out to the suburbs of Chicago, use the cta Chicago train schedule to ensure you catch the right train outside of downtown Chicago.
CTA Bus schedules: I love the bus, I take it almost everyday. While the cta Chicago buses are a tad slower than a cab, it much cheaper, just $2.
CTA Chicago alerts: be sure to see if any construction is going on before you leave. The cta Chicago is often working on tracks.