The document explores the concept of memes, tracing its origin to Richard Dawkins' 1976 book 'The Selfish Gene' and discussing its significance in cultural transmission and online communication. It outlines various formats of internet memes, their marketing potential, and how brands have successfully utilized them for engagement, particularly in social media. Additionally, it delves into the strategies for creating impactful memes, emphasizing the balance between using existing formats and creating original content.