Advertising has five basic functions, which are:1. Information function: It aims to introduce and provide information and benefits for new businesses and products entering the market.2. Persuasion function: It aims to encourage the purchase of the product by creating a positive attitude towards it.3. Reminder function: It aims to keep the business, product, or service fresh in the consumer's mind.4. Support function: It aims to eliminate doubts in the consumer's mind.5. Value-added function: It helps to create an image for the relevant brand, product, or service by adding value to the advertising.