The document discusses the effectiveness of combining a main product with ancillary texts. It analyzes how U2 created synergy between different aspects of their brand packaging by linking images, fonts, and moods. The author tried to replicate this style for their own product by using dark, moody black and white photos taken in a similar style across different materials like music videos, magazines, and digital packages. The goal was to make all the elements feel cohesive and interconnected even when separated, demonstrating that the combination of product and supporting materials was effective at building a consistent brand identity.