The AIDA Model is a marketing model that is designed to help marketers understand the customer journey. It helps in creating a customer-centric marketing strategy and identifying the different stages of the customer's journey. The AIDA Model Vertical Funnel can be used by marketers to identify the different stages of their customers' journey, as well as identify what stage their customers are at. With this understanding, they can use this information to create strategies that cater to each stage of the customer's journey.