Buy your ticket. Metro requires that all passengers over age 5 have a farecard. At a kiosk in any Metro station, insert your dollar bills into the machine to purchase your farecard.
Use the maps of the Metrorail system that are posted in each train station and online on the website. Become familiar with the different Metro lines.
After determining your starting point, select a destination. Board the train that serves a Metro station that will get you to your destination the fastest. Keep in mind that sometimes it's even quicker to walk to your destination.
Board the train. For best results, the train should serve a Metro station that will enable you to reach your destination in the least amount of time.
When the train operator announces your stop, you will know that you have successfully reached your destination. Deboard the Metrorail.