The term 'Encourage Sales Of' can be summarized by two crossword solutions: 'PROMOTE' (7 letters) and 'ADVERTISE' (9 letters). Promoting and advertising are two common strategies used to increase sales. Promoting involves actively encouraging people to purchase a product or service, while advertising is the practice of making a product or service known to potential customers through various forms of media. Both of these strategies are used to create awareness and interest in a product or service, ultimately leading to increased sales.