The Silver Line got off to a smooth start during its first weekday commute on Monday, but there was some confusion among those new to the Metro system.
Some passengers were seen trying to take their morning cup of coffee or their bikes onto the train, both no-nos on the Metro.
Bicycles are allowed on Metro trains, but not during rush hour. Eating and drinking are always prohibited.
News4's Megan McGrath also reported that some of the announcements were difficult to hear. During construction of the line, all of the speakers had to be ripped out and replaced so they could be brought up to code and listed with the Underwriters Laboratories, a safety consulting and certification company.
Some commuters also found themselves with tickets for stopping in the bus lane at the McLean station.
And if you were thinking of parking at the mall near the Tysons Corner station, think again. Parking is only available at the Wiehle-Reston East station; cars parked illegally in nearby garages and lots can be ticketed and towed.
For all you new Metro riders, here are some general commuting rules for the system from WMATA: