Targeting is typically based on a variety of factors, including demographics (such as age, gender, income, education, location), interests and behaviors, and other characteristics that may be relevant to the product or service being advertised.
Some examples of elements that are often used in targeting include:
Demographics: Age, gender, income, education, occupation, location
Interests and behaviors: Purchase history, online activity, hobbies, lifestyle
Psychographic characteristics: Personality, values, attitudes, interests
Contextual factors: Time of day, location, device type
The specific elements that are used for targeting will depend on the goals of the advertising campaign and the characteristics of the target audience.