The document discusses different types of advertising campaigns and structures. It describes below the line (BTL) advertising as promotional activities where the business has direct control over the target audience, such as sales promotions and sponsorships. Through the line (TTL) involves an integrated communication approach using methods like pamphlets and bus stand hoardings. Above the line (ATL) advertising refers to paid communication in independent media like TV, radio, magazines and billboards, which can reach audiences outside the target group. The document provides examples of different advertising campaign types and structures.