DOS: Director of Sales Definition: The manager of a hotel sales department. References: https://cdn.shopify.com/s/files/1/2477/6348/files/Hotel_Dictionary.pdf Updated on August 17, 2021 Tagged: Job FunctionSales Was this article helpful? Yes No Related Articles CPOR: Cost Per Occupied Room AV: Audio Visual (Equipment) Area of Protection (AOP) (Franchise) H.I.D.: High-Intensity Discharge (Light Bulbs and Lamps) GSA: General Services Administration FTE: Full-Time Equivalent