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The type of influence that includes free samples, coupons, and in-store tastings is related to **product marketing**. Product marketing strategies often involve these tactics to attract customers and promote products. Here's a breakdown:
1. **Free samples:** Offering free samples allows customers to try a product before making a purchase. This strategy aims to create a positive experience with the product, potentially leading to future sales.
2. **Coupons:** Coupons provide discounts on products, encouraging customers to make a purchase. They can help drive sales and create brand loyalty.
3. **In-store tastings:** In-store tastings allow customers to experience the product firsthand. This sensory experience can influence purchasing decisions by showcasing the product's quality and taste.
Overall, these tactics fall under product marketing, as they are designed to promote products, attract customers, and drive sales through various promotional methods.