Sure! Here’s an example of how you might describe your favorite ad by addressing the prompt's questions:

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**My Favourite Ad: Nike "Just Do It" Campaign**

1. **What brand/product it is:**
The ad is from Nike, promoting their sportswear and athletic gear.

2. **Who features in it:**
The ad features a range of athletes, including both professional sports figures and everyday people demonstrating their dedication and passion for sports.

3. **Which techniques it may use:**
The ad employs emotional appeal, showcasing inspiring stories of perseverance and determination. It also uses powerful visuals and music that enhance the motivational message.

4. **What message it may convey:**
The main message is about overcoming obstacles and pushing your limits. It encourages viewers to pursue their goals and take action, encapsulated in the iconic slogan "Just Do It."

5. **Explain why it is your favourite ad:**
This ad is my favorite because it resonates with my personal experiences in sports and fitness. It motivates me to stay active and challenges me to strive for my best. The combination of inspiring imagery and a powerful message creates an emotional connection that encourages positivity and resilience.

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Feel free to adapt or expand upon this as per your personal experiences!