Viral marketing or viral advertising is a marketing strategy that allows content to spread efficiently and quickly and to reach a large number of people. The word “viral” refers to how users spread information in a short time, in the same way, a virus spreads from one person to another. A business can attract attention on social media platforms and promote a product, brand, or service by sharing funny, unusual, or provocative content. Viral videos are the most common form of viral content. The goal is to trigger users’ emotions and to encourage them to share the content in order to reach a large number of potential customers. Even though viral marketing can generate success with comparatively low economical effort, it can also trigger negative feedback and damage a business’s image.