AIDA is a marketing model that identifies the cognitive stages an individual goes through during the buying process for a product or service. The model is an acronym for Attention, Interest, Desire, and Action. Each term represents a stage of a consumers buying journey. The AIDA model is considered a hierarchy of effects model, which means consumers must move through each stage of the model to complete the desired action. The basic AIDA model has been in use for more than a century). The steps involved in the AIDA model are:

• Attention: This is the first stage of the model, where the marketer tries to grab the attention of the target audience.

• Interest: In this stage, the marketer tries to generate interest in the product or service by providing more information about it).

• Desire: In this stage, the marketer tries to create a desire for the product or service by highlighting its benefits and unique selling points).

• Action: This is the final stage of the model, where the marketer tries to get the consumer to take action, such as making a purchase or signing up for a service).

The AIDA model is widely used in the advertising industry to determine the way marketing messages should be crafted and distributed to the target audience at each stage of the buyer’s journey. The model provides marketers with a detailed understanding of how target audiences change over time and provides insights as to which types of advertising messages are likely to be more effective at different stages).

It is important to note that AIDA is not related to the opera "Aida" by Giuseppe Verdi, which is a tragic four-part opera set in Ancient Egypt.