Using psychological strategies to insert anxiety-inducing messages in advertising can increase sales of a certain product in the following ways: 1. **Create a sense of urgency**: Use information such as limited-time offers, upcoming sales, or exclusive products to give the audience a sense of "missing out if they don't buy it now." For example, emphasize that a product has limited stock to encourage consumers to make a quick decision. 2. **Highlight potential risks**: Stimulate consumers' anxiety by depicting the consequences or risks of not using the product. For example, in health product ads, you can emphasize the health problems that may result from not using the product to encourage consumers to feel the need to take immediate action. 3. **Use social comparison**: Induce anxiety by showing the success of competitors or other consumers, suggesting that consumers will fall behind if they do not use the product. For example, using information such as "90% of people choose our product" will make consumers who do not buy feel uneasy. 4. **Emotional resonance**: Use resonant situations in the advertisement to make the target audience feel anxious. For example, depict a family or individual facing a certain dilemma, and life may be more difficult if they do not use the product. 5. **Sense of loss**: Emphasize the anxiety caused by the lack of something in consumers' lives, such as "Are you missing out on the excitement of life without our products?" This strategy can effectively trigger consumers' panic and desire to buy. 6. **Use strong visual and auditory elements**: Use high-contrast visuals, tense background music and rapid rhythms to enhance the sense of urgency and anxiety of the information, thereby attracting the audience's attention and stimulating their emotional response. 7. **Set a clear call to action**: Set a clear call to action at the end of the ad to encourage consumers to take immediate action, such as "Buy today to protect yourself and your family." 8. **Tell a story**: Tell negative experiences that have happened to others through storytelling, emphasize the anxiety and distress that would arise if the product was not used, and enable potential customers to imagine similar predicaments they may face. It should be noted that although these strategies can effectively increase product sales, excessive use may cause consumers to be disgusted and turn away, so they need to be used in moderation and honesty to achieve the best results.