First Class Inc.'s classes and events are designed for adults ages 18 and over. Latecomers will be admitted until 30 minutes after start time. If you have any questions about the event, please do not contact the venue, Carbon DC. You may reach First Class Inc. directly at 202-797-5102 or firstname.lastname@example.org. The event producer asks that you refrain from bringing food or coffee/soda inside the classroom. Teachers often display books and artwork, and spills can destroy their materials.