An advertiser is a person or organization that promotes products, services, or ideas to potential customers. They create advertisements that can appear in various formats, such as print, online, or broadcast media. The goal of an advertiser is to attract attention and encourage consumers to make a purchase or take a specific action. Advertisers often work with marketing teams to develop strategies that target specific audiences. They may use tools like social media, search engines, and traditional media to reach their goals. Successful advertising can lead to increased brand awareness and sales for companies like Coca-Cola or Apple.