This document provides an overview of key concepts related to marketing and sales in the hospitality industry. It defines marketing as reaching potential buyers to promote a brand, while selling is the final step of convincing a buyer to purchase. Marketing involves planning multiple elements like pricing, promotion, packaging and advertising. The document also discusses important marketing concepts like the marketing mix, market segmentation, and sales techniques used in hospitality like overbooking, upselling, and cross-selling. It explains how front office staff can apply various in-house sales techniques to generate more revenue.