As a nightclub waitress, you take orders for drinks and food, provide bottle service, process payments, keep tables clean, input orders into a point-of-sale system, and ensure guests have a positive experience. You describe available beers, wines, and other menu items to guests, emphasizing specials and upselling where possible. Other duties include handling multiple tables efficiently, using proper food handling techniques, taking ingredient and supply inventory, restocking server stations, and ensuring all customers are of legal age to order alcohol. You also review bills to ensure they are accurate before taking payment.